Canon announced yesterday that they would releasing firmware that would further expand the 5Dmk2 video capabilities.
Here is part of that announcement
â‚¬Å“We understand that EOS 5D Mark II users desire additional frame rates and we’re preparing a firmware update to allow the camera to shoot at both 24P and 25P, â‚¬Â said Chris Macleod, Brand Manager — EOS, Canon Australia. â‚¬Å“The upgrade to 24P and 25P will broaden the usage scope for this popular camera to include cinema and broadcast and applications, respectively. â‚¬Â
Canon expects the firmware update to be available in the first half of 2010 and will release more details as they become available.