Yes just a typo I have both 5D and 10D and access to 1Dmk11 which I carried out tests on the recent cards are the Extreme 4 versions of the Sandisk  4GB and 8GB bought from my dealer not fake ones which under perform

Danny O'Byrne  http://www.digitalartzone.co.uk/

"All the technique in the world doesn't compensate for the inability to notice" Eliott Erwitt