Er, they said on the PlayStation Universe site that KU is hand-drawn. Twice. But unless I'm seriously deluded, the graphics are photos and silhouettes, right? Other than the characters.you would be correct! those people who did that article I guess can't tell photos from hand drawn stuff :D
Another piece, where not much is new, but we get to se a Linux and a Mac screenshot:"Nicklas Nygren, Creative Director at Nifflas states..." :D
http://www.diygamer.com/2012/07/knytt-underground-is-coming-to-ps3-psn-later-this-year/