These are just GOTV demos that you can download in-game. I didn't do anything fancy with a movie config -- just used "cl_draw_only_deathnotices 1" and recorded with "host_framerate 240; startmovie name".
virtualdub to convert the tga sequences to video files, and everything else in adobe afterFX.
I recently finished creating a fun cs movie of the xt crew playing some dust2 matchmaking over the years. Featuring me, gl, dirtybird, mohawk, cujo, and good ol' shaftiel
Just thought I'd share. Enjoy!
https://www.youtube.com/watch?v=fNnj5PcF6o0