Like a lot of people, we're sure, when we initially saw Yahoo! Sports' report — you know, typing the "!" after "Yahoo" must feel a little silly when you're trying to report a serious story — about Reggie Bush allegedly receiving improper gifts from agents when he was at USC, we thought, "Jeez, they're still on this? They know he's in the NFL now, right?" Turns out, though, there's some pretty damning stuff in there, including actual credit card receipts from potential managers traced back to flights given to Bush's family; the ultimate estimate — if somewhat high, judging from the story — given to Bush and his family is about $100,000. If it's all proven true by the NCAA — and particularly if there's so…