Once again USB is going to out-perform itself. The USB 3.0 specification guarantees an increased performance of 10 times compared to the capabilities of the current USB 2.0, providing a bandwidth of 600 MB/s second. Devices employing USB 3.0 specifications are planned to be available to consumers in 2009 or 2010 and would be backwards compatible with USB 2.0 and USB 1.1.
This will be great for transferring huge files between your computer and an external hard drive. I can’t wait until this is available. Read more about USB 3.0