[OSM-talk] How is there not any creative-type (US) copyright in OSM data?

[John Smith]

2009/12/15 Anthony <osm at inbox.org>:
> My primary reason for not wanting to release my data as PD is that I don't
> want to support OSM if it decides to go with the ODbL.  A street map
> licensed under ODbL is not something I find worthy of my (uncompensated)
> support, and the fact that the project would go from a street map licensed
> under CC-BY-SA to a street map licensed under ODbL is enough to make me
> actively opposed to it.  Hopefully there will be a fork, and I can
> contribute my data to the fork instead.  If there is a fork, the more data
> we have in the fork that isn't in OSM, the more likely it is to succeed.

Perhaps my previous hints were too subtle, but you've stated that
cc-by-sa isn't enforceable in your jurisdiction so how will you use
something unenforceable to prevent it from being relicensed as ODBL?