I had a terrible experience with the UN46ES7100. I ordered one from Amazon towards the end of May. It arrived in early June and I was super impressed with the sleek design of the set. Unfortunately, I the picture quality was one of the absolute worst sets I've seen in a long time. I calibrated extensively but the picture always appeared either extremely grainy or lacking any detail. All of the adjustments made yielded the same result of a washed out picture that lacked...