Quoted from shakethatmachine:No, they won't/don't.
of course YES !
my TRON LE had more than 7000 games on it (when i sold it), and i got absolutly nothing wrong on the PF, only the scoop (without a cliffy) was just a little used...
pics are still available if you want to see :
https://plus.google.com/photos/110304160913314353072/albums/6014108705987901649