[EMAIL PROTECTED] wrote:
>> But in practice these "solutions" actually seem to spend their miserable
>> short existences looking for a suitable problem to solve.
> 
> It isn't enough to develop better bikes, I certainly agree with you
> there. What I see though is that government must step in to deal with
> the "network" side of things. Bicycles are dangerous, when they have
> to share road space with cars doing 100 km/h. Build bicycle lanes and
> make car drivers drive more slowly, and it's suddenly a lot less
> dangerous. And there's safety in numbers. 1000 times as many bicycles
> on the road doesn't multiply accidents by a factor 1000, not least
> because car drivers learn about cyclists' behaviour.
> 
> they will certainly not be
>> changed by a "better bicycle" that shaves perhaps 20 seconds off your 20
>> minute commute.
> 
> A reduction from 1 hour down to 30 minutes is easily feasible.

Why set your sights so low? I'd go for a 10x speed-up, and make the 
bicycle sequester carbon as it goes, filling up a tank with liquid CO2 
to dumped at collection points. Oh, and all for $100. With a McDonalds 
Meal Deal voucher thrown in for free.

Back in the real world, there are reasons why that isn't going to happen 
in the next century, let alone within your working life. And there are 
reasons why the bicycle design hasn't changed much in over 100 years, 
not /all/ of which are due to UCI restrictions on racing :-)

Human-powered vehicles in a range of designs are already easily 
available, and do offer decided advantages at high speeds on open flat 
roads. They are no better, and often markedly worse, for practical 
transport. This is because they do not have the versatility, 
portability, adaptability and manoeuvrability. And they will always cost 
substantially more, partly because the market where they actually do 
have advantages is so small (almost nonexistent outside of HPV race 
events, in fact), and partly because they are larger and more complex to 
design and build.

> I also  think the government can hammer motorists in the name of
> safety, in particular I want automatic speed limiters put into cars
> that make it impossible to driver faster than 30 in a 30 km/h zone.
> And I want bicycle paths to separate the bicycles from any traffic,
> where speeds above 30 km/h are allowed.

Well I agree that more speed restrictions in urban areas would be a good 
thing in general, but separate-but-equal (not) routes are generally not. 
The assumed danger of /sharing/ roads with motorised vehicles is rather 
small, and the danger of /intersecting/ such routes is much greater. So 
swapping some of the former for more of the latter is a bad move.

You will note that in practice where separate-but-equal (not) facilities 
do exist, it is inevitably the cyclist that has to give way and take 
detours when a conflict occurs. That's not going to do much for your 
high-speed commute!

> I've got a commute of 35.5 km. Cycling that takes me an hour an forty
> five minutes, unless I've got the wind at my back, then I can do it in
> an hour and twenty five minutes, but it'll take me two and a half
> against the wind.

I'm surprised you are so slow if the route is flat and clear. If it is 
hilly and congested then a spiffy design isn't going to make any 
significant difference. Regardless, the number of people with >30km 
commutes who are just waiting for a better bicycle before they adopt 
that mode of commute can probably be counted on the fingers of one hand 
worldwide, and maybe even without going past the thumb...

What really could make a difference, and does not require any 
technological miracles, is acceptance of they bicycle as a practical 
means of transport over modest distances (say up to 5 miles, which 
covers 75% of car trips in the UK). That is primarily a social issue, 
not a technological one. In my experience, most people who say "I would 
love to ride a bicycle, if only problem (insert arbitrary reason) was 
solved" actually mean "I don't want to ride a bicycle and am 
regurgitating the most socially acceptable/convenient excuse".

James


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