A couple of weeks ago, I decided to move a TV from one room of my house to another. There were cable outlets in both rooms, so I just unplugged the TV from one room, lugged the TV to the other room and plugged in the cable from that room. What could go wrong?! Of course, it didn’t work. So I called customer service and endured an hour of well-meaning but fruitless attempts to find the elusive signal. MORE