Well on second thought I guess it can't hurt that bad...I didn't want to risk flooding my host, but the dll + installation script is only about 230kB, which isn't too bad...
Though, if you decide to use this binary, I claim absolutely no responsibility for whatever happens to your system. This is the standard you-are-using-this-of-your-own-free-will-and-therefore-you-can't-come-after-my-ass warning.
XviD VfW interface, dev-api-4 branch (checkout date August 1, 2003, at some ungodly hour in the morning):
http://www.rose-hulman.edu/~yipdw/xvid-devapi4-vfw.zip (229k)