I don’t know what all this business about family togetherness and keeping fingers of phones at the table is about. My family watched TV at dinner. From six o’clock to seven, pre-prime time, were all the syndicated sitcoms from the house that Generation X built. Murphy Brown, Designing Women, America’s Funniest Home Videos, Empty Nest, Growing Pains, Night Court. And The Wonder Years. I didn’t know it at the time, but The Wonder Years was for my parents what The Goldbergs is for me — a sitcom that capitalizes on nostalgia and trying to convince oneself that the pop culture was more meaningful than it was (in this case, that…