Samsung today said that it had already taken 2 million pre-orders of its Jet touchscreen phone in just the one week since it was unveiled. The tally is the first time the company has ever broken the 2 million mark in advance and is well ahead of close rival LG, which took one month to sell 2 million of its Arena phone after it went on sale. The next-closest Samsung phone was the UltraTOUCH, whic