After Vimeo there is another company called Akamai, which is pulling of streaming HD.

Right now they are running a demo portal called HD WEB. According to the company, right now only 10-20% of the users have the needed bandwith to receive the streaming HD files. If you don’t have the bandwith you can still download the clips to test the awesome quality.

Go watch the stunning Sigur Ros Heima Trailer as an example.