It sounds like a problem with your bluray drive reading dual layer discs. U2,U3and TLOU all use them. Naughty Dog games are HUGE and the cinematics and/or the multiplayer is on a separate layer of the disc. It is very rare in the industry because most games are multiplat and have to fit on DVD for 360 and also the prerendered cinematics take up a lot of space. Anyway contact sony about it they may be able to repair or replace your drive.
Salary surveys like this are always way off, because of California. They need to break it down by geography.
Link is broken, only goes to title image.
When she says that it's "maxed out", she's referring to the game being 100% spu bound, essentially that the spus are always doing something.
WORST**** It's best and WORST!! You sound like a damn FOOL when you say it wrong!