You can have the most powerful system on the planet, if you don't know how to use it, it means nothing. There has been a learning curve for developers on the PS3, When MGS was developed the system was much newer, Ounce they started to learn hoe the cell worked killzone 2 came, then you have games a step ahead like Uncharted 2, Naughty Dog has done a few games on PS3 each time they have learned more about how to use the PS3. As other developers use the system more, they will also learn how to use the system more efficently.