Updates to Team Fortress 2, Half-Life 2: Episode 1 & 2, and Portal have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Team Fortress 2, Episode 1 & 2, and Portal
Added support for the Novint Falcon

General
Added an option to the advanced multiplayer menu to select left or right handed view models
Fixed a bug where a spectator's wearable items could be seen floating around the player they were spectating
Fixed a bug ... [read more]