On Dec 7, 2009, at 10:06 AM, Michael Barabanov wrote:

> I wonder how easy it is in fact to usefully take the OSM data without giving 
> things back, even with the current license.  Seems to me, not so easy. OSM 
> data is not perfect. To create a value-add, a commercial entity would have to 
> extend it.  So let's say they do in some non-trivial way (e.g. not just copy 
> the data wholesale or just create POIs).
> The next few updates of OSM in the area in question will likely break those 
> extensions, as there doesn't seem to be a way to merge non-trivial changes 
> (e.g. topology changes).
> The best course of action for such a commercial entity would be to contribute 
> things back then.

I take your point, but right now you can basically assume Google is infinitely 
smart with infinite resources unless it's something that involves a community, 
as we've seen. And PD wouldn't involve one.

Yours &c.

Steve


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