http://www.google.com/support/android/

Thank you Mathias.
I can't see content, only logo
http://google.com/images/logos/nexus_one_logo.gif

A cached version of the page is still available at:
http://74.125.77.132/search?q=cache:http://www.google.com/phone/support%3Flocale%3Den_US%26s7e%3D
There are also some videos at:
http://www.youtube.com/v/WScN1pThgoY
http://www.youtube.com/v/7qy6aGFSLFo
http://www.youtube.com/v/V8Gm0jnsaWc

And a review: http://www.avc.com/a_vc/2010/01/the-google-phone.html

Google Nexus coverage continues at http://blogoscoped.com/forum/165673.html#split