In all the talk of graphical downgrades no one seems much preoccupied with 'why?'. Why build something and then proceed to tear it down, piece by piece, in the hope that ever more diminished expectations about the final product won't be severe enough to...
At the main menu press L2, R2, L2, R2, Up, Right, Down, Left, L1, L2. You
should hear a sound. Note: Press L2, R2, L2, R2, Up, Right, Down, Left, L1, R1 in the Japanese
version of the game.