I. Signs that you have not had enough downtime in the last six months or so: You get so excited just to be alone in an airport bookstore that YOU MISS YOUR FLIGHT. In my defense, the entire landscape of the SFO Terminal 3 has changed significantly since the last time I was on an airplane back in the Dark Ages.  It’s all vast and light-filled and there are about 50 restaurants.  Walking into it I was like a child who hasn’t seen the outside world before. Also, the flight left ahead of schedule by about ten minutes.  (This, by the way, is why they advise you to be at the gate 30 minutes ... [READ MORE]