YouTube (listed under 'Google Sites') rules the world. According to Comscore nearly 3 out of 4 of us watch more than 3 hours of video a month. Pushing towards half the country watched some video in July.
In terms of share, after Google it's a very steep drop:
When it comes to unique viewers, Google still rules, and Fox is still # 2 (all on the strength of Myspace, we suspect).
The average video length was 2.7 minutes.