Counter-Strike: Source Not in Source SDK's Current Game List. Mon, 24 Oct 2011 18:31:11 -0700. Installing Source SDK Without Installing Counter-Strike Source.
I had read on some web sites that the "Invalid game assets." message could be caused by a fragmented hard drive. So I ran the defragger this afternoon.
The "cstrike" directory will get created the first time you start a Counter-Strike: Source dedicated server. You'll have to create the "cfg" directory yourself.
One of the directory is apparently from the game Quake. Your find the popular masculine Quake voices in MP3 format. These sound files makes me wonder what Valve ...