Welcome back for another exciting Head2Head Screenshot Comparison! This week (thanks to Play-N-Trade Oviedo, FL) we “shift” to a different gear to show you the differences between NFS Shift 2: Unleashed for the PlayStation 3 and Xbox 360. The last racing game published by EA (NFS: Hot Pursuit) was nearly identical on the two platforms, but that was developed Criterion games. Let’s see if Slightly Mad Studios can accomplish the same feat…