> Yes and no. There are pictures you just cannot take without a zoom - you can only zoom with your feet if the subject is on a path where you can actually walk.

> Yes and no. There are pictures you just cannot take without a zoom - you can only zoom with your feet if the subject is on a path where you can actually walk. Well, if you want to get that pedantic the longest focal length lenses Canon makes aren't zooms, they're primes ;). If we're talking professional photographers all of them are going to be using two bodies(aside from the craigslist specials) simply because having your one body die on-shoot is going to make for a very unhappy clients. Like a parent comment mentioned earlier, this dataset looks shifted towards the non-professional dataset which is important to consider when looking at the data.