"YouTube clips are everywhere these days, and I must admit I'm
addicted to the site. Nevertheless, I've had a couple of small
annoyances with YouTube videos. I wanted to be able to play my
favorite ones on standalone DVD/DivX players. I also found I
couldn't go backwards or forwards when playing the site's Flash
videos with MPlayer. For those reasons, I decided to convert my
favorite YouTube videos to DivX or XviD formats. Here's how you can
do the same.
"Before starting the conversion you need to download the videos
to your computer. Youtube-dl is the perfect tool for the job; check
Joe Barr's article for more information..."