Five things to keep an eye on in '10-11

Wednesday is opening night for most of the NBA, and we've been talking about the league's big questions for most of the summer -- questions like where Carmelo Anthony goes, how Kobe's knee feels and whether the Heat's Big Three can coalesce into a superteam.

But dig under the surface and we can find some bigger, broader questions that, in total, may have a bigger impact on how the 2010-11 season looks than the three items above.