Now there's a place you can go to find out the top 100 most-frequently-used makes and models of digital cameras used to take pictures uploaded to photo sharing website Flickr. There's also a column that names the top camera manufacturers represented in Flickr uploads.
Here's an exquisite example of data mining, where recent uploads are sampled using some pretty tricky technology. Taking a look at the list right now, it looks like Canon dominates, with seven out of the top 10 cameras used, with the top three manufacturers lining up as Canon, Sony and then Nikon. Take a look at the list here.