EA has been especially busy during the opening half of this year, and that work ethic shows no sign of petering out with more details emerging about the upcoming Battlefield 3 Premium service. Gone are the days when a game would be sold and that was that, publishers are now really upping their game (pun intended) in offering additional content for the hardcore players, and the Battlefield 3 expansion looks rather tasty indeed, although will set gamers back a cool $50.