What's Holding Back the Youtube觀看次數 Industry?

http://beckettdtmc481.theglensecret.com/ig-mai-zan-poll-of-the-day

You can find 3 simple video clip file forms on-line. Mpeg, AVI and Quicktime. I feel the Quicktime file type is the preferred because plenty of big leisure and news sites utilize it solely on their own Websites.