Updates to Team Fortress 2, Day of Defeat: Source and Half-Life 2: Deathmatch have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:
Source Engine Changes (TF2, DoD:S, HL2:DM)
Added rate limiting for connections and added the following ConVars to support that:
sv_max_connects_sec
sv_max_connects_window
sv_max_connects_sec_global
Team Fortress 2
Added a full moon background for the main menu
Added new promo items
Fixed a Linux dedicated server crash when using +randommap on the command line
Fixed some bugs with the way items appear in the Steam Community and Steam Trading
Optimized several materials to improve performance