TV is moving to the web, and no company is benefitting more from this than Google.
According to Nielsen's August 2012 statistics for the U.S., YouTube alone had more than triple the unique visitors of any other site, more than 25 times the number of video streams than its nearest competitor, and more time per viewer than any service other than Netflix.
live broadcasting is also allot of fun, for whoever wishes to employ in a viral or a real television career