[OSM-legal-talk] [OSM-talk] ODbL vs CC-by-SA pros and cons

[Rob Myers]

On 08/29/2010 06:57 AM, jamesmikedupont at googlemail.com wrote:
>
> no, copyleft is only based on copyright.
> sorry.

This is why I find it easier to refer to Share-Alike for OSM.

But in either case it's not the legal form that's important, it's the 
social content.

- Rob.