And for those lucky individuals who have the Canon 20D, here's some news for you! Canon released a new firmware update on the same day as the firmware update for the 350D! This firmware update (version 2.0.3) incorporates the following additions and improvements: Fixes a problem in color temperature information transmission that occurred when using Speedlite 430EX. Improves reliability in communicaion when using CF cards. This fIrmware update applies to cameras with firmware versions up to 2.0.2 installed. If your camera's firmware is already version 2.0.3, it is not necessary to perform this update.