You can find, watch, share and rate 104 Windows Videos over on Microsoft Videos from adverts, demos and interviews with members of the Windows team.
Microsoft Videos is a beta site that…
‘…is your central location for viewing rich media from Microsoft. Scan our Quick Picks for the latest videos, enter a search, or choose from our Video Categories. Then tell us what you think by rating what you’ve watched. If you like what you see, share it with a friend or colleague, or link to it in your blog using one of our community features’
Only Us at this time and you will need Silverlight to view the videos.
OF course there are many other videos for all our products and solutions via the homepage http://www.microsoft.com/video/en/us