For anyone else interested in the Eye, I found this video - yes of course it's not hardcore gaming but for adding another dimension to the PS4 (and getting my girlfriend and other non-gamers into gaming) I think it's got great potential:
https://www.youtube.com/watch?v=AvpCdtjTrAo&feature=youtube_gdata_player
https://www.youtube.com/watch?v=AvpCdtjTrAo&feature=youtube_gdata_player