 Subversion however is not canceled, and they'll return to it once they'll "rethink [it] from top to bottom".Since then, it has been known through the Prison Architect art book that the game has since been canceled.Chris Delay gave a live demonstration of an early build of Subversion at the Darwinia+ launch event at BAFTA on February 19, 2010 and was later announced on the Subversion blog on February 21, 2010.