Finer Points: It's time to add some AI to manual focus. Here's a way to do it

There are still situations where manual focusing is needed. Why have MF Assist tools not evolved along with the rest of camera tech? Photo: Matt Waller If there's a cutting edge to the current camera industry, it's autofocus. Every camera release seems to overtop the last in new technologies, processing power and menu pages devoted to tracking, subject recognition, eyeball monitoring and other esoteric formulas for having the camera focus for you. In all hoopla, the forgotten child of the digita...