AOL's successful Webcast of the Live 8 concert last summer opened many eyes to the possibilities of Internet TV, and so did simple demographics. About 35 million homes now have broadband access (compared to 110 million homes with TVs), and about half of those online users say they've watched video online, said Josh Bernoff, principal analyst for the Forrester Group.
Just as importantly, advertisers have warmed to the medium, and realize they can effectively present online commercials not that different from what's already on TV.