Chris wrote:While we are on the subject, if you are submitting video to YouTube etc etc you will get a quicker and better result if you render your clip in progressive mode with square pixels ...that way there is no interlacing applied to the clip and the pixel aspect ratio is kept 1:1 so you get no image stretching either!!! I see so many online clips with interlaced lines in them...the latest was a professional wedding site!!!
It comes from a very interesting thread that is worth reading too
http://www.mediacollege.com/forum/showp ... ostcount=1