Mac App Store Apps Already Hacked Posted by CmdrTaco on Friday January 7, 2011 @01:54AM from the that-didn't-take-long dept. Stoobalou writes "The Mac App Store has only been open for 24 hours but methods for circumventing Apple's DRM are already hitting the Web."
Hate to link to the reg but their article is actually a bit more detailed:
http://www.theregister.co.uk/2011/01/07/app_store_receipt_fail/
Note that this only works if developers ignored Apple's recommendations on validating receipts.
Not PC guys, windows users. Linux and BSD users are quite happy with their PCs.