Steam, for the uninitiated, is essentially an iTunes Store for games, except with more socializing and actual demos of many games ( *ahem*, Apple).
But before I start waxing too ecstatic, let’s take a first look at the private beta of the service and see what Steam has to offer. The arrival of Steam, the popular online gaming service and store, on the Mac platform may very well be a watershed moment for Mac gaming that’s discussed for years to come.
