A while back I decided that we needed a new television for the bedroom.
I should make clear that I’m not one of these people who want to have a television in every room of the house. But when we’re lying in bed in the evening, it’s nice to be able to tune into something—a late-night talk show, a movie, something on the Travel Channel—and doze off to it.
I went to a well-known electronics retailer and started looking through the store’s selection of televisions. A salesperson came up to me and asked if he could help.
“I want a TV,” I said.
“Well,” he replied, gesturing at the banks of screens surrounding us, all playing some football game, “you’ve come to the right place.” He looked around. “This ...