The IE will only get better and its leaps and bounds better than what we had before. On that note a few things still bother me:
Defenders are able to tackle through blockers, many times the ball carrier falls without anyone touching him (shot with a shotgun animation)
Weight still doesn't matter, I seen D.Hester truck my d.end
User rb's gets tackled too easily by corners and safeties in one on one situations even with elite rb's, and yet the cpu will almost always win if its their rb