If you would like, I can elaborate a little; Sensors are doing miracles these days. Higher ISO is not an issue anynore, in most cases. I mean, 3200 native is just an unbelievable number. When run n gunning I want a dependable lens with a good selection of focal lengths and IS, which is my first and preferable solution for stabilization (tripod, IS, monopod, gymbal, IBIS - in that order for me). I do also care for size and weight. Bigger productions include more people, for lower ones I