Quote Originally Posted by neuroanatomist View Post
Still debating this. I can likely sell my 16-35/2.8 II for around the cost of the 16-35/4 IS...
...and so it goes on ;-) I'm invested in 82mm filters now for the 16-35 & 24-70 so I'm sticking with my current pair

I strongly suspect that if I sell my 16-35, it would be for a 15mm or less prime, as I mostly shoot wide on my 16-35 and 24 is generally wide enough for general use