A while ago, I did a blog on prime lenses and their strengths - but there is still a case for zooms:
1. When you can't move or can't get closer! People often refer to 'sneaker zoom' with prime lenses - meaning they walk closer or further to adjust framing. That is great if you have the option, but try moving a little closer when standing on the edge of the Grand Canyon - or even getting closer to get a photo at the kid's Christmas concert.
2. To keep the camera sealed. In bad weather or dusty conditions you may risk getting dirt, grime or water into your camera by changing lenses. Not to mention the inconvenience of changing lenses when doing outdoor... [ Read more...