You don't get a 2nd chance to make a first impression. The video is streamed to the user and you view it as it's loading. It is incarnated with a 3.2 mega pixel camera through which one can freeze glorious moment of life. In the past the only options you needed to put a clip up on the net was with AVI, WMV, and MPEG formats. Stick to what your gut says, and you will be excellent to go.