Think You're Cut Out for Doing Youtube 廣告? Take This Quiz
http://zanevhpr740.fotosdefrases.com/15-up-and-coming-trends-about-youtube-mai-ding-yue
You can find 3 basic online video file styles on the web. Mpeg, AVI and Quicktime. I feel the Quicktime file style is the preferred given that many big entertainment and news internet sites utilize it exclusively