Windows Vista is microsoft newest operating system. It includes various editions such as home, home premium, business and ultimate edition. “Windows Vista contains hundreds of new and reworked features; some of the most significant include an updated graphical user interface and visual style dubbed Windows Aero, improved searching features, new multimedia creation tools such as Windows DVD Maker, and completely redesigned networking, audio, print, and display sub-systems. Vista also aims to increase the level of communication between machines on a home network using peer-to-peer technology, making it easier to share files and digital media between computers and devices. Windows Vista includes version 3.0 of the .NET Framework, which aims to make it significantly easier for developers to write applications than with the traditional Windows API.” -Wikipedia

Are you still using windows xp? What are you waiting for? Check out the video demos here:
http://www.microsoft.com/windows/products/windowsvista/seeit/default.mspx?wt_svl=10191VH_OS_Vista1&mg_id=10191VHb1