But there are other types of games that work much better with a controller, including platformers, fighters (although obviously an arcade stick is the best option there), beat-em-ups, racing games, and most action or RPG games that have a heavy focus on melee combat.
We suppose it's for the best, then, that Sony won't have a whole lot of 'em to hand out, since we're sure Sony's own costs will start to drop as production really ramps up next year.
Press shots are often beautiful, but the problem with 'em is that they're usually about as real as Joan Rivers' face -- not the best way to get a real impression of what a device looks and acts like in the flesh.