Speaking in an exclusive interview with GamesIndustry.biz, SCEE development chief Phil Harrison has said that the PS3 will be cheaper to develop for than the PS2 was initially, with the system"s power being much easier to exploit than its predecessor"s. "PlayStation 3, I think, is going to be cheaper to develop for than the corresponding period of PS2 development," he said in the interview, which is published on the site today.