I would hope that the game, whether it is on 360 or ps3, will be enough for people to satisfy their GTA fix for a while. I imagine down the road some deal will be struck where PSN has some form of DLC.
I will gladly write for you...I need some creative outlet to quench my hatred for my day job. Oh, and all the questions that have been asked already: Candy, what type of writing, etc. etc. etc.