With less than a week before PlayStation Network's premium subscription plan launches, many gamers still haven't the foggiest idea what it does -- which isn't terribly promising for a service that costs $50 a year, or even $18 for three months. Thankfully, the official PlayStation.Blog has stepped forward to clear up that noise, explaining more concretely what comes with PlayStation Plus. While you'll still get online network play for free -- assuming you've accepted Sophie's