Microsoft windows 7 free download !
http://windows7center.com/news/how-to-download-windows-7-beta-now-and-get-an-activation-key/
The other only way you can obtain Windows 7 now is through torrents. If you are not sure what torrents are, it’s P2P technology that makes file-sharing easy. To start off, you need to download a torrent client. uTorrent is a good lightweight client and can be downloaded here. Once you install uTorrent, head to one of the largest torrent directories listed below < Click the link above>