Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:
Team Fortress 2
Added rate limit for several client commands to prevent server spamming
Added consistency checking for particle systems
Updated r_particle_timescale ConVar so it can only be changed if the server has sv_cheats set to 1
Updated loading/disconnect dialogs so they're easier to read
Updated Dustbowl, Granary, and Badwater Basin with several exploit fixesUpdated Granary to remove the setup time and gates