Are We The Best Ever Yet?

In my wittily-titled post "The Regular Season," I pointed out that the 2009 Cavaliers' regular season was the 5th-best ever (and by "ever" I of course mean "since the NBA-ABA merger," because, seriously, I have only moderate amounts of time to waste, and I choose to waste them as efficiently as possible). In the ensuing weeks, the Cavaliers have gone on a playoff rampage the likes of which we haven't seen since... well, I don't want to spoil the rest of this post. Now, granted, the Cavs have not yet faced an especially tough playoff opponent, so it hardly seems fair to compare them to the top playoff teams in history, who (one presumes) faced stiffer competition, most of them having made it at least as far as an NBA Finals appearance.On the other hand, average together the Cavs' first two playoff opponents this year, and you get something that's roughly league average, maybe better. In other words, the Cavs' quality of opposition...