For many years, I was an engineering troubleshooter for a large electronics company. Long ago, I had to solve some problems near my old neighborhood. It was a great opportunity to also visit my mother, whose birthday was coming up. She lived an old-fashioned life way out in the middle of nowhere. I decided to surprise her with her first VCR. She had never seen such a thing. I had to drive about two and a half hours to my out-of'town meeting, and had just enough time to make it. Before the trip, though, I stopped to buy a nice VCR. In a panic, I asked the young clerk whether he could recommend a video my mom would like. He enthusiastically handed me one. I bought it without even looking at it. I solved the work problems and then headed off to my mom's house.
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