+FS Gamer is a GUI tool (with a CLI mode also) for customizing applications to
+run in a separate X session. This enables compositors which are stupidly
+slowing everything down to be happy, and lets you easily switch in or out of
+fullscreen games which grab too many keystrokes.
+Grab the latest stable package from:
+This project is hacked together using Canonical's `quickly`. It is very clumsy
+and poorly written, I was more concerned with getting it to work than getting
+it done right. Be warned!
+I'm not sure if there's an easy way to test run it without `quickly`, for
+non-Ubuntu folks out there.