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An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:
- Added 64-bit support for Windows/Linux client and server
- Should include performance improvements for most users
- Raw input is now enabled by default
- Bugs can be reported here: https://github.com/ValveSoftware/Source-1-Games/issues
- Fixed an exploit related to uploading invalid custom decals that would crash other clients