Quote Originally Posted by Kayaker72 View Post
[...] and if you own a 70-200 or 70-300 lens, you already have the 70-105 mm range covered.
Even if you do own a 70-xxx zoom, it is still useful to have additional zoom range on your walk around lens. I certainly prefer not to change lenses to get from 70 to 100mm, and then back, and probably would just crop in PP instead.