A bit late on this one, but a steam update for cs:s and source engine was released yesterday. Here are the current fixes.

Counter-Strike: Source

* Enabled support for SourceTV
* Fixed a rare bug that caused some bullet impacts to be counted twice
* Improved map overview support
* The message of the day file is now required to be in the main game directory
* Fixed an issue with player names being out of sync with the server
* Fixed "purple checkerboard" problem for Message of the Day scrollbars
* Fixed some localization issues related to player chat
* Death notices are no longer displayed while blind
* Death notices retain the correct team color even if the player quickly changes teams
* Bots immediately change their names to match the bot_prefix when it changes
* Bots join dedicated servers immediately if the bot_quota is nonzero
* Fixed bug where bots would repeatedly fail to join with an invalid Steam ID
* Added mp_logdetail at the request of server administrators


Source Engine

* Player sprays now persist through round restarts. The number of rounds a spray survives is determined by r_spray_lifetime
* Fixed a bug causing the first message from a plug-in message to be colored incorrectly
* Consistency checking is now skipped during demo playback
* Added sv_visiblemaxplayers
* Fixed timing precision error causing slower framerates on servers running continuously for more than a few days