A colleague has a talk at a meetup on Thursday evening. On Tuesday they ask if you would watch a run through and tell them what you think. Twenty five minutes, a room booked for lunchtime, and a nervous smile. This is a different kind of feedback from almost anything else at work, because the deadline is fixed and close. Two days is not enough time to rebuild a talk. It is enough time to make one good talk much better, or to make a nervous speaker much more nervous. Ask one question before...