We haven't even seen an official announcement yet regarding Samsung's Series 3 laptops and, already, one has popped up for pre-order at J&R. When we manhandled the 12.1-inch model at Digital Experience we were pretty impressed by the build quality, light weight, and the promise of a low price. Well, this wallet-friendly ultraportable is officially pegged at $750 with a reasonably powerful 2.3GHz Core i5, 4GB of RAM, and 500GB hard drive inside. The downtown Manhattan staple also happens to have one of those