What does this have to do with video games?
In case you haven't noticed, there is this device called the iPhone. It plays video games. It may not be to your liking, but there are millions of people using it to play video games.
There is a future for cell phone gaming, but Sony seems unwilling or unable to capitalize on it at the moment.
Anyone can guess. It takes no effort to throw out lots of predictions and have some of them be correct. You are not and wiser or better for having your guesses be right. Even a blind man can hit the bullseye.