Sony Vaio TX Series opens a new level of portability within a notebook PC. Weighing in at around 2.5 pounds, this lightweight PC is for the mobile user who doesn't want to be bogged down with size and weight while travelling here, there, and everywhere. Part of this is due to a razor thin LCD screen that is 4.5 mm thin, approximately the depth of 4 stacked credit cards, yet still boasts an incredible surface pressure, making it 230% less likely to crack. With a great image that's worth boasting about. While size and weight are major considerations, battery operation