Firmware Version 1.0.8 incorporates the following fixes.
- Fixes a phenomenon in which the set aperture moves unexpectedly when shooting movies in manual exposure mode using some Canon lenses (such as macro lenses).
Download: http://web.canon.jp/imaging/eosd/firm-e/eosdigital7/download.html?submitButtonName=I+Agree
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That is new for me. I thought that the 7D had the same video quiality as the Canon EOS 5D. Only the Canon EOS 5D has a better sensor for low light conditions.