Ahh, the iPhone 4S. Faster. Thinner. Newly designed.. No, wait -- that's not right. This year they just put an S on the box right -- or did they? The device which has been called a disappointment by some still managed to sell 4 Million units its first weekend on the market topping previous iPhone 4 sales numbers. Plus, this year -- the device has landed on AT&T, Sprint and Verizon so what exactly did they change to cause the record breaking sales? Rene over at TiPB has done his due dilligence and gave us all the run down. Whether you're considering hopping into a new iPhone 4S or just looking to see what all the fuss is about make sure you check out Rene's full review.