For those of you who, like me, missed the 2.0.3 update to the EOS 20D, you’ll find it here: web.canon.jp/Imaging/eos20d/eos20d_firmware-e.html.
The word “new” in the title of this posting doesn’t really apply, the 2.0.3 update was posted on 2005-10-26 according to the Canon BeBit page.