Microsoft has started talking about the first major update (Service Pack) of Windows 7. But today, An early interim build of its Service Pack 1 has been leaked out on Torrents and file sharing websites.
The build string is 6.1.7601.16537.amd64fre.win7.100327-0053 which was compiled on March 27th, 2010. The build is quick to install but it’s not clear whether it includes the promised USB 3.0 support or enhanced Bluetooth and Wi-Fi stacks.