Anyone know about supposedly free software DRM?

[Alex Hudson]

On Fri, 2007-11-16 at 15:05 +0000, Ciaran O'Riordan wrote:
> > to see if that could eventually work as a "real" free sw
> 
> So, what's their current technique?  Do they withhold some of the source
> code?  Use EUCD/DMCA threats?

The ones I've seen are license distribution systems based on public key
crypto. So, you can revoke people's [device's] keys and effectively bar
them on a forward basis from the system. 

Most of these systems are very much not aimed at desktop general purpose
computers.

Cheers,

Alex.