Updates to Left 4 Dead 2 Demo have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead 2 Demo
Playback of intro movie now utilizes surround sound when available
Fixed sporadic Game UI crash
Fixed issue with missing RCON output on dedicated servers
Fixed dedicated server crash after 'quit' command is issued
Bots are no longer listed as players in game details UI
Added Coach's missing dialog subtitles
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