http://www.pcauthority.com.au/News/164982,handbrake-abandons-divx-for-ripping-dvds-should-you.aspx
HandBrake abandons DivX for ripping DVDs, should you?
Why ditch XviD now?
So why is HandBrake ditching AVI and XviD support when it's a format that's won such widespread acceptance? In the words of the developers; "AVI is a rough beast. It is obsolete.