The improvements are tactile, audible and visible. I'm excited. Optical (not tactile!) Was the standard zoom well so far nothing to complain about, Canon has still hammer out a quantum leap. Finally, the front lens no longer rotates with, the flower-shaped lens hood not only looks more professional, it is also, and focusing is simply fun. Get into the habit you have to only to the wakeup phase, because the lens turns itself off to save power. Videotaped I have not yet, because that's not my thing, but since the main advantages of the stepping motor to be. As I said, the improvements are however more and benefit all!