For a while, the iPhone 4 enjoyed an uncontested reign at Flickr’s list of popular cameras in terms of usage. But move over iPhone 4, the Canon EOS 5D Mark II DSLR is now the King of Flickr. As seen on Flickr’s own stats page, 5D Mark II users who uploaded at least one photo to flickr has now hit 4,643 users, compared to iPhone 4′s 4,460. In June 2011, the iPhone 4 beat the Nikon D90 in the stats department, making it the most popular camera in Flickr, until the rise of the 5Ds. via