most important:
www.liveleak.com/
then
youtube
vimeo
DailyMotion.com
www.metacafe.com/
veoh.com
blip.tv
www.vimeo.com/
video.yahoo.com/
vids.myspace.com/
www.break.com/
video.aol.com/
and dozens more.
220ish video/music websites out there.
music licensing:
http://www.musiclicensingstore.com/
rumblefish.com
pumpaudio.com
and several dozen more. Make sure you thoroughly read the licensing agreements, the licenses and contracts vary widely.
Wow. This is a big list. Great job.
My slimy Senator is doing You Tube (they all are now) and Twitter.
I am not totally tech unsavvy but what the h8ll is Twitter?
Excellent info - after looking through many of the items on your list I can see that video rules the net. Wow.