Summary: One would reasonably have expected an $8,000+ camera to be well designed and well engineered. Sure, it is "Ok" but "ok" for a much lower price. Specifically: 1. It has an unacceptably high incidence on "Err99" error codes which disable the camera altogether until it is sent back to Canon for repair. 2. It has an unacceptably high rate of viewfinder misalignment incidences where the viewfinder shows the horizon to be horizontal but the horizon in the image taken isn't. 3.