Firmware Update

Canon releasead a firmware update for EOS 7D. The new firmware 1.0.9 is for cameras with firmware version 1.0.8. The fixes releasead are:
1. Improved AF accuracy while in Live View mode.
2. Fixed abnormal colors in movies shot under some rare circumstances.
3. Corrected a problem where the shutter cannot be releases at certain timings, wile using camera's built-in flash or an external speedlite.

For details see Canon Japan official firmware site.