But how to make money.... (Score 1)

The real challenge here is that Youtube relying on copyrighted content to get all the click-thru's from SE's prevents it from establishing any meaningful ad revenues.... One competitor who has seemingly figured out a way around this is http://www.gofish.com/ , in addition to the normal video sharing application they launched a reality-TV like show where they are directing the user-base to submit specific types of videos to compete, thereby eliminating the copyright and Adult issues that plague advertisers..