M41A, Tariq, an M4A1 is one of those P'sOS which some people use to reveal how little imagination they have: the gun equivalent of driving a Mondeo, phoning with a Nokia 3310, having "Summer Of 69" by Brian Adams on your iPod Classic, wearing Gap and/or Bench...
... oh, you know, not getting the irony of the title "AVP2 Alien vs Predator Requiem"
PS - welcome mw93