Re: [talk-au] Few questions about tagging ways in Australia

2012-09-11 Thread Richard Weait
On Mon, Sep 10, 2012 at 11:28 AM, Steve Bennett  wrote:
> On Mon, Sep 10, 2012 at 11:14 AM, Ian Sergeant  wrote:
>> Australian copyright law recognises that copyright can subsist in
>> compilation of facts.   Once copyright subsists, the only test is
>> "substantial part".
>
> Ok, for the sake of argument, how would provider A demonstrate that
> OSM's data was made by copying its "compilation of facts", when
> providers B and C contain exactly the same facts?

For the sake of argument, this has been argued to death on talk@ and
legaltalk@ for years.  It's a settled matter.  Australian copyright
law is not relevant[1], it is the globally accepted OSM rule that we
do not copy from other maps.  We do not copy from any other sources.
With the narrow exception of where we have explicit permission.  That
is the OpenStreetMap way.  We don't have to like it, when a local
matter MIGHT permit a different interpretation.  We just have to
accept that

We Do Not Copy From Other Sources.

and it is not a matter for local rules lawyering.

There are other hard and fast rules too, in OSM.  Don't engage in edit
wars.  Treat each other nicely.

And then we can express our creativity and genius by fighting over
whether this particular way is tertiary or secondary.

If you've strong feelings on this topic, and some expertise in the
matter, join the License Working Group and start building support for
a more flexible set of rules for mappers.

Best regards and happy mapping,
Richard

[1] not on it's own. This is a global project.  We have to consider as
many jurisdictions, simultaneously as we can.  And we all have to live
with the consensus.

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-11 Thread Steve Bennett
At the risk of being that guy that questions everything:

On Tue, Sep 11, 2012 at 7:09 AM, Ian Sergeant  wrote:
>> Ok, for the sake of argument, how would provider A demonstrate that
>> OSM's data was made by copying its "compilation of facts", when
>> providers B and C contain exactly the same facts?
>
>
> I think that question equates to, how would you get caught?  Well, firstly,

Well, no. In most (all?) instances of copyright infringement, there's
really no doubt that copying has taken place. If you release an MP3,
and I have that MP3 on my computer, then by some channel I have copied
it from you to me. But if you have a list of street names in my
suburb, and I have a list of street names in my suburb, it's really
not possible to say that one of us copied the other. (And in reality,
it will be much less clear, because both of us will also have street
names that the other doesn't, plus all sorts of other differences.)

>> Certainly - but breaching terms of service is not copyright infringement.
>
> The outcome after a successful case is much the same.

Ok, IANAL, but I would have thought (could well be wrong) that the
remedy for breaching terms of service is basically being blocked from
using the service. To sue, they'd need to demonstrate some damages - a
bit different from copyright infringement.

>> I also have to say, there's a big grey area between "copying street
>> names to build a database" and "looking up street names out of
>> curiosity, while also building a database".
>
> No there isn't.  Imagine you are on a jury, and you have a defendant witness
> saying "I didn't copy street names, I just looked them up out of curiosity
> while I was also building a competing map product".

And then the defence lawyer starts asking, "So why do you contribute
to OSM? Are you curious about maps? Describe your interest in maps..."
etc. At that point the jury realises we're all weirdos and gives up.

> That's why "Just Don't Do It",  works best.

Yep - I'm in complete agreement that vigorously chanting "don't copy
data" is the correct strategy.

>Because B and C would not contain the same facts. Every map source has unique 
>errors, some of which are put there on purpose. Streets that don't exist, 
>names spelt wrong, with the wrong road type, >etc. It's not hard to show where 
>data comes from, if you copy a lot of it.

Hence the value of cross-checking between multiple sources. Btw - does
this "deliberate errors" thing still take place, or is it something of
an urban myth?

>The third street I ever mapped, just down the road from my house at the time, 
>has slightly different names on the road signs, the local street atlas, and 
>google maps. I have no idea which of the three is
>officially correct, but OSM has what's on the signs.

Yep, it's a simple rule to apply. Would you do that if there was
agreement amongst every source except the physical sign?

Steve

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-10 Thread Nick Hocking
John wrote  "Turn off the "snap to road" feature to avoid copying the
existing map."



Absolutely.


On some of the older Garmin Nuvi's if you had the snap to road option on
then the track log would still be the actual gps readings, but on my newest
one the track log also snaps to the road .
Unfortunately I can't find out how to turn off "snap to road"  (Garmin
3590lmt) so I'm now using a dedicated data logger. (I-O-Data.)  It's in
Japanese but I'm sure I'll get the hang of it soon :-)

Nick
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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-10 Thread Stephen Hope
On 11 September 2012 01:28, Steve Bennett  wrote:


> Ok, for the sake of argument, how would provider A demonstrate that
> OSM's data was made by copying its "compilation of facts", when
> providers B and C contain exactly the same facts?


Because B and C would not contain the same facts. Every map source has
unique errors, some of which are put there on purpose. Streets that don't
exist, names spelt wrong, with the wrong road type, etc. It's not hard to
show where data comes from, if you copy a lot of it.

The third street I ever mapped, just down the road from my house at the
time, has slightly different names on the road signs, the local street
atlas, and google maps. I have no idea which of the three is officially
correct, but OSM has what's on the signs.

Stephen
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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-10 Thread Ian Sergeant

  
  
On 11/09/12 01:28, Steve Bennett wrote:
   

  On Mon, Sep 10, 2012 at 11:14 AM, Ian Sergeant  wrote:

  
Australian copyright law recognises that copyright can subsist in
compilation of facts.   Once copyright subsists, the only test is
"substantial part".

  
  Ok, for the sake of argument, how would provider A demonstrate that
OSM's data was made by copying its "compilation of facts", when
providers B and C contain exactly the same facts?



  I think that question equates to, how would you get caught?  Well,
  firstly, I would hope that OSMers are honourable people. 
  Secondly, if it came to a court case, would someone really perjure
  themselves, knowing that your Internet history, etc, for the last
  two years may be there to be subpoened? 
  


  
If everyone copied just one street name, that's
around 200,000 street names copied.  Is that substantial?  In addition
to that we have the terms of service that attempt to prevent copying
any part of them, specifically prohibiting building a databases of
places or listings.

  
  Certainly - but breaching terms of service is not copyright infringement.



  The outcome after a successful case is much the same.


  I also have to say, there's a big grey area between "copying street
names to build a database" and "looking up street names out of
curiosity, while also building a database". 


 No there isn't.  Imagine
  you are on a jury, and you have a defendant witness saying "I
  didn't copy street names, I just looked them up out of curiosity
  while I was also building a competing map product". 
  
  As I said, these twists and grey areas don't get us very far.  OSM
  is a fun hobby, but it is also has the capability to do some real
  damage to the business models of some companies with large legal
  departments.  Everybody can imagine their own way they believe is
  legitimate, but ultimately may well not be.  The OSM community
  doesn't want to operate in a legal space where there is
  controversy.   We want to give our downstream data users the
  ability to create innovative data uses - even if they compete with
  commercial providers, knowing that our open data is free of
  impediment.  That's why "Just Don't Do It",  works best. 
  
  Ian. 

  


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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-10 Thread Steve Bennett
On Mon, Sep 10, 2012 at 11:14 AM, Ian Sergeant  wrote:
> Australian copyright law recognises that copyright can subsist in
> compilation of facts.   Once copyright subsists, the only test is
> "substantial part".

Ok, for the sake of argument, how would provider A demonstrate that
OSM's data was made by copying its "compilation of facts", when
providers B and C contain exactly the same facts?


> If everyone copied just one street name, that's
> around 200,000 street names copied.  Is that substantial?  In addition
> to that we have the terms of service that attempt to prevent copying
> any part of them, specifically prohibiting building a databases of
> places or listings.

Certainly - but breaching terms of service is not copyright infringement.

I also have to say, there's a big grey area between "copying street
names to build a database" and "looking up street names out of
curiosity, while also building a database". I'm not trying to be cute
- I genuinely do this. (Although no one has asked, I should point out,
I don't actually make a habit of copying street names from other
sources. I occasionally look up the names of major roads, but
cross-check them in a few sources. Anyone looking at my contributions
history will see large numbers of unnamed streets.)

Steve

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-09 Thread John Henderson

On 10/09/12 12:49, Richard Weait wrote:


The "don't copy from other sources" thing is about as close as we
have to a Commandment.  "Just Don't Do It."  It's carved on a stone
tablet somewhere.  it goes along with, "be nice to each other", "no
editwarring", "don't delete the grocery store that competes with the
one you own", and "don't add just one little worm t your code just
this once because you need the money."


It's time to remind people with GPS units that it may be possible to
copy existing maps without realizing it.

On some units which show maps, there's a "snap to road" feature (by
whatever name).  If a proprietary map is loaded, such a GPS will try to
interpret a deviation of a hundred metres or more as being on the known
road.

Turn off the "snap to road" feature to avoid copying the existing map.

John


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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-09 Thread Richard Weait
On Sun, Sep 9, 2012 at 9:56 PM, Charles Gregory  wrote:

> Just to play devil's advocate:
>
> What if someone used Google Street View?

"Don't."   :-)

Firstly, It's copying.  We as a community have decided that we don't
copy from maps and other sources for which we don't have explicit
permission.

Secondly, you'll probably find that the terms of service for that
product do not permit such use.

Third, yes, I know that perhaps somebody once said that it might be
okay under certain conditions.  It isn't.  They didn't.  They didn't
have the authority to say so.

The "don't copy from other sources" thing is about as close as we have
to a Commandment.  "Just Don't Do It."  It's carved on a stone tablet
somewhere.  it goes along with, "be nice to each other", "no
editwarring", "don't delete the grocery store that competes with the
one you own", and "don't add just one little worm t your code just
this once because you need the money."

Just Don't.

Now if you have, and you feel bad. (You should) you can fix it and
come back into the light.  Come to the Data Working Group with the
details and get some help.

But honest to goodness.  Don't.  We're not horsing around.  There's
nothing that you can add to the map that's worth the risk to the
project. Plus, every other source is lame anyway. :-)  OSM beats 'em
all hands down.  Map it right.

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-09 Thread Charles Gregory
On Sun, Sep 9, 2012 at 11:46 PM, Steve Bennett  wrote:

> I shouldn't have started this discussion - sorry. Suffice to say:
>
> 1) OSM policy is not to copy street names from any other source other
> than appropriately licensed ones, or from physical street signs.
> 2) IMHO, this particular aspect of OSM policy is IMHO excessively
> conservative with regards to actual copyright law. IMHO.
>
>
Just to play devil's advocate:

What if someone used Google Street View?

Regards,

Charles
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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-09 Thread Ian Sergeant
> 1) OSM policy is not to copy street names from any other source other
> than appropriately licensed ones, or from physical street signs.
> 2) IMHO, this particular aspect of OSM policy is IMHO excessively
> conservative with regards to actual copyright law. IMHO.

Australian copyright law recognises that copyright can subsist in
compilation of facts.   Once copyright subsists, the only test is
"substantial part".  If everyone copied just one street name, that's
around 200,000 street names copied.  Is that substantial?  In addition
to that we have the terms of service that attempt to prevent copying
any part of them, specifically prohibiting building a databases of
places or listings.  In addition to that, we have jurisdictional
issues, where OSMF and the servers are in the UK, which has a database
right.

I don't think the OSM policy is the slightest bit conservative.  OSM
is in a position to become a commercial threat to private mapping
companies. Legal action against OSMF is a arrow in the quiver of any
mapping company looking to protect their business. The law is not
settled enough for anyone to predict the outcome of such a case with
any certainty.  It is unclear if OSMF would have the resources to
defend such a case, and certainly I've never detected in the OSM
community a desire for a role in shaping this legal landscape.
Whiter-than-white is the only way for OSM to be.

Brett Russell  wrote:

> Just as an aside, more than a few copyright sources get things wrong plus 
> even the authorities with the classic being different
> spelling of a location on the reverse side if a sign.  How do you check this?

Exactly.  Although street signs can be wrong, confirming with a
commercial map provider doesn't provide the definitive answer either.
In Australia, there may not even be a definitive answer. However, OSM
is a database, and the schema we use is expressive enough to encode
this information.

> Copyrighting town names does not sound legitimate even on commercial products.

You're probably thinking of trademarks.  Geographical names have
traditionally been hard to get trademarks over.  Colorado succeeded,
Strathfield, not so much.

The Australian Gazetteer from Geoscience Australia is CC-BY.  Has
anyone checked if they would object to us using this data for this
purpose?  I'm happy to send them an email to seek permission, if we
haven't tried already?  Would be a great source to check place names.

Ian.

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-09 Thread Steve Bennett
On Sun, Sep 9, 2012 at 3:06 PM, Richard Weait  wrote:
> I disagree in the strongest possible terms.  It is not perfectly valid
> to use those resources for OpenStreetMap and you are advised in every
> reference against using such resources.
>
> Don't copy anything into OpenStreetMap from any published map or other
> source without explicit permission.

I shouldn't have started this discussion - sorry. Suffice to say:

1) OSM policy is not to copy street names from any other source other
than appropriately licensed ones, or from physical street signs.
2) IMHO, this particular aspect of OSM policy is IMHO excessively
conservative with regards to actual copyright law. IMHO.

Welcome aboard.

Steve

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-08 Thread Brett Russell
Hi

I can understand the sensitivity and required care but with geographical 
features the traditional resources have been maps and so you are a bit trapped. 
I can understand tracing from copyright work is not on but sounds like checking 
the spelling of a name Is even taboo. 

Just as an aside, more than a few copyright sources get things wrong plus even 
the authorities with the classic being different spelling of a location on the 
reverse side if a sign.  How do you check this?  Copyrighting town names does 
not sound legitimate even on commercial products.   Yes I accept taking a list 
line by line is dubious practice but referring to a source for a check sounds 
ok.  Basically the reason I know many names is from maps or people that had 
referred to maps.  Surely that is legitimate?. 

But yes the aim must always to avoid a redaction mark two, three, etc. 

Cheers Brett


On 09/09/2012, at 3:07 PM, "Richard Weait"  wrote:

> On Sat, Sep 8, 2012 at 11:16 PM, Steve Bennett  wrote:
> [ ... ]
>> IMHO, it's perfectly valid to consult other maps (Bing, Google Maps,
>> Melway, whatever) for street names,
> 
> I disagree in the strongest possible terms.  It is not perfectly valid
> to use those resources for OpenStreetMap and you are advised in every
> reference against using such resources.
> 
> Don't copy anything into OpenStreetMap from any published map or other
> source without explicit permission.
> 
> Map the things that you observe in your personal surveys.  Combine
> those observations with the information from resources we have
> explicit permission to use for OpenStreetMap.  If you have doubts;
> don't use a resource.  And ask the License Working Group if you need
> help with related issues.
> 
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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-08 Thread Richard Weait
On Sat, Sep 8, 2012 at 11:16 PM, Steve Bennett  wrote:
[ ... ]
> IMHO, it's perfectly valid to consult other maps (Bing, Google Maps,
> Melway, whatever) for street names,

I disagree in the strongest possible terms.  It is not perfectly valid
to use those resources for OpenStreetMap and you are advised in every
reference against using such resources.

Don't copy anything into OpenStreetMap from any published map or other
source without explicit permission.

Map the things that you observe in your personal surveys.  Combine
those observations with the information from resources we have
explicit permission to use for OpenStreetMap.  If you have doubts;
don't use a resource.  And ask the License Working Group if you need
help with related issues.

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-08 Thread Steve Bennett
On Mon, Sep 3, 2012 at 1:42 AM, Chuan  wrote:
> 2. How should cycle paths be tagged, with regards to lcn, rcn, or ncn? I have 
> read http://wiki.openstreetmap.org/wiki/Australian_Tagging_Guidelines#LCN
>
> Should these be tagged in relations, or should ways themselves be tagged 
> directly with rcn=yes?
>
> Viewing on opencyclemap, the south of Canberra has mostly lcn, with the Lake 
> Burly Griffin cyclepath tagged as rcn, and the north of Canberra tagged with 
> rcn.

IMHO the goal is to end up with a map that has a mixture of both LCN
and RCN, for readability: the long, "arterial" bike paths should be
RCN. Something a bit like this:
http://osm.org/go/0GFsCH--?layers=C (except in that case, it's a mix
of RCN and NCN mostly).

> 4. Lastly, in either reconstructing huge areas of redaction, or mapping 
> unmapped areas, where are people getting street names from? Street signs?

IMHO, it's perfectly valid to consult other maps (Bing, Google Maps,
Melway, whatever) for street names, as long as you don't
*systematically* copy names from one source. Individual facts are not
subject to copyright (certainly not in Australia). There is nothing
magical about a street sign that makes it valid to copy a name from a
physical sign, but not from some other source. This is probably a
minority view though.

Steve

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Re: [talk-au] Few questions about tagging ways in Australia

2012-09-02 Thread Ian Sergeant
On 3 September 2012 01:42, Chuan  wrote:
> 1. How do you know whether a road is a primary, secondary or tertiary road?

There is nearly always (particularly in the non-Alphanumeric route
states) some interpretation required.  I think the guidelines in the
Wiki are a good start

https://wiki.openstreetmap.org/wiki/Australian_Tagging_Guidelines#Road_Tagging

If there is a particular road that is causing an issue, feel free to
discuss it here.

> 2. How should cycle paths be tagged, with regards to lcn, rcn, or ncn? I have 
> read http://wiki.openstreetmap.org/wiki/Australian_Tagging_Guidelines#LCN

> Should these be tagged in relations, or should ways themselves be tagged 
> directly with rcn=yes?

We are superimposing the (rather pathetic) Australian cycleway network
onto a more developed schema for local, regional and national
cycleways.  Some discretion is required.

In Sydney/New South Wales, we're trying to build a consensus on the
wiki as to what is regional, etc.

https://wiki.openstreetmap.org/wiki/Sydney_Cycle_Routes

If there are multiple mappers in Canberra mapping cycleways, I'd
suggest that as a reasonable collaborative way forward.

As to whether to use a relation, or tag the street, I'd say that if
the route incorporates several ways, and it is a point-to-point route,
then a relation is the way to go.  But I'd avoid creating a route for
what is just a collection of cycle friendly streets, because relations
aren't categories, and route relations definitely aren't.

> 3. Regarding the redaction earlier, does it matter if some remaining data is 
> marked as "contributor terms declined"? e.g. the building named Fenwick in 
> http://osm.org/go/uNlFb5phy--

The reason that this object

http://www.openstreetmap.org/browse/way/30032151/history

Was left alone by the redaction process was that there are seven edits
done to the object, and then a final edit by a mapper who declined the
CTs to delete a single node.  It was decided that the removal of
information (as opposed to the addition or change of information) was
not subject to redaction.

If you want to discuss the legal theory behind this philosophy, I'm
sure you'll be welcome at legal-talk! :-)  However, I think it is
unlikely the redaction process will be run again on this object.

> 4. Lastly, in either reconstructing huge areas of redaction, or mapping 
> unmapped areas, where are people getting street names from? Street signs?

Yep.  Street signs, local knowledge, historical sources, other free or
out of copyright sources in a particular area we are allowed to use.

Ian.

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[talk-au] Few questions about tagging ways in Australia

2012-09-02 Thread Chuan
1. How do you know whether a road is a primary, secondary or tertiary road? 

2. How should cycle paths be tagged, with regards to lcn, rcn, or ncn? I have 
read http://wiki.openstreetmap.org/wiki/Australian_Tagging_Guidelines#LCN

Should these be tagged in relations, or should ways themselves be tagged 
directly with rcn=yes? 

Viewing on opencyclemap, the south of Canberra has mostly lcn, with the Lake 
Burly Griffin cyclepath tagged as rcn, and the north of Canberra tagged with 
rcn. 

3. Regarding the redaction earlier, does it matter if some remaining data is 
marked as "contributor terms declined"? e.g. the building named Fenwick in 
http://osm.org/go/uNlFb5phy--

4. Lastly, in either reconstructing huge areas of redaction, or mapping 
unmapped areas, where are people getting street names from? Street signs? 

-- 
Chuan
Sent with Sparrow (http://www.sparrowmailapp.com/?sig)


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