LeBron James, Stephen Curry, other NBA stars on pace to make statistical history, but can they keep it up?

We're at just about the point in the NBA season when the sample size is getting large enough to make some real evaluations of both teams and players. As it stands, there are several players on pace to make NBA history in various categories, which has been the case in most recent years due to the proliferation of 3-pointers and offensive efficiency.