Apple TV Hacks

TechRestore's Apple TV Dissection http://techrestore.com/appletv/

Hardware Hacks | Apple TV Hacks http://www.appletvhacks.net/category/hardware/

MacDevCenter.com: Apple TV: State of the Hacks http://www.macdevcenter.com/lpt/a/6976 or http://www.macdevcenter.com/pub/a/mac/2007/03/27/upgrading-apple-tvs-hard-drive.html