this survey shows that - hardware does not matter a lot of Sale a Console - only matter GAMES and GAMES and more GAMES (Fun Games-easy to pickup); xbox360 games easy to make(developers point of view) - which is a very very important lesson Sony(read arrogant) should learn - make your SDK friendly to the developers ,involve the developers (not all but some key) during the design & development phase of the console.
I think they learned a bit after changing their Brand image from PLAYSTATION 3 - PS3 - ps3 with slimmer and low priced version.This shows from their all caps version ( shouting arrogantly about how technically superior hardware;sky high price;elite console) towards bit funny(italics font style,short version) and easy going version (priced lower-making it accessible-more games coming in.