7 May 2010 Team Fortress 2 Update Released
Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Team Fortress 2
Fixed players seeing cloaked Spies when they should be fully cloaked
Updated the Homewrecker
It now damages enemy sappers on friendly buildings
Fixed items not displaying correctly while playing back a demo
Badge hire dates now display the time in GMT