There are many ports of AAA PS2-era games, like GTAIII, GTA:VC or Max Payne, so there's nothing inherently impossible in making complex iOS games. Of course, t

There are many ports of AAA PS2-era games, like GTAIII, GTA:VC or Max Payne, so there's nothing inherently impossible in making complex iOS games. Of course, those are (relatively) low-cost ports, so question whether it's economically viable to create an entire GTA-scale game from scratch for iOS still stands.