Recently, my electric garage door opener malfunctioned. I called Bob, a repairman I had used before, who diagnosed the problem over the telephone as a bad torsion spring. When Bob arrived, he checked the door and confirmed that the torsion soil spring needed to be replaced. Bob asked me how long I planned to live in my current house.  Was I planning on selling the home soon? I told him we planned to stay in the house as long as my wife and I could live independently, which I hoped would be a very long time, hopefully, many years.  That was a...