It's astounding. Truly astounding on levels I find difficult to describe.
The truth hurts, I suppose. Just because some of the design was based on video games and some people criticize that aspect of the game doesn't make it any less fun or playable for you, does it? Take a deep breath and let that tummy relax. 4e doesn't stop being whatever it was to you just because Mr. Mearls gave a peek behind the curtain, so to speak.