Vimeo

Vimeo is another Web 2.0 where you can watch and upload videos. The videos from Vimeo has got a very good quality, but Youtube has got major number of videos. It is in English and you can create embeds.
This tool is very useful and easy to use, you can search groups, people, videos, forums and channels.
Definetly, it is like YouTube but his videos has got more quality.
The website is:
http://vimeo.com/