Game name- Bioshock
Publisher- 2K Games
DRM type - SecuROM + Steam (downloadable version only) w/ SecuROM
Limitations - Unlimited Installations (After patch?), able to gain back an activation by using a "pre-unstallation tool" provided by 2K, but you are SOL if your hard drive crashes or somesuch. One removal per PC Account. The SecuROM version used for Bioshock is rumoured to be some form of rootkit. Of course this has been flatly denied by 2K.