You can make AVIs of Halflife or the mods, by recording a demo.
When the demo is record youll have to type in some sort of command, and then it will make the number of screenshots you told it to do, with the command.
ex: startmovie demoname.dem 30
30 stands for the number of screens to be...
Didnt encouter that whining yet, at least not by mods.
Main problem is the servers.
If the powerlevels go too high, it will go lagging like hell, and eventually the server will crash :(
Even on a good dedicated server, located in my own country and stuff.
Also the choke is just too high ;(