Sorry If I Broke Your Brain”: An Annotator’s Notes I do data annotation—and for a living. No gig. I observe grippers and zippers. Wonder about feasibility, when one starts an action or ends it. Do you think about how complex it might be to decide when an action starts—for example, waking up and preparing your bag? How many milliseconds are embedded in three minutes? Three minutes in the life of any human being is complex. Huge. Big time. Believe me, annotators know. I do observe images and tell why they look artificial, and it’s not a matter of seeing six...