Fixing Natural Selection demos *updated with more fixes*
Lately I've gotten a few questions about the new Steam patch making old demos not work. Obviously this has been a problem for me as well, as I'm in the process of making an unannounced NS fragmovie (uh-oh!), so I decided to do some investigating on teh intarwebz. Fortunately I was able to find a reasonable solution quickly, although it isn't perfect. For one it only works on first person demos, although eventually it will also fix HLTV demos. It also requires a tiny amount of effort on the part of the user. Anyway, for those of you interested in watching old firstperson demos -- and hopefully HLTV demos in the near future -- here's the solution:
IMPORTANT: MAKE BACKUPS OF YOUR DEMOS BEFORE ATTEMPTING TO USE ANY OF THESE FIXES