Question about unannounced games in the game Database?

[Kantor]

Take Two definitely announced it:

"BioShock 3 has also been announced, with its release likely to coincide with the Bioshock film"

http://xbox360.ign.com/articles/879/879727p1.html

And if BioShock 1 and 2 are on PS3, BioShock 3 should be, too.