We recently reported that the creator of Cydia, Jay "saurik" Freeman, is close to releasing an official version of Cydia for the Mac. We speculated on if it was really necessary, and if it is important enough to thrive on a desktop ecosystem.
This "Mac Cydia" would seem to be Freeman's direct attempt at the jailbreak, unfiltered version of the new Mac App Store and OS X Lion. Since the news of a Mac Cydia, there have been more details shared from Freeman himself about the goals and features of the OS X version of Cydia...