In a presidential election in which a record-high percentage of Americans (25 percent overall, including 37 percent of independents) agree that neither major-party candidate "would make a good president," it makes sense that traditional viewership for the Democratic National Convention (DNC) is tanking. The shift to an all-online convention, including a high number of pre-taped speeches, certainly hasn't done anything for the intensity of audience engagement. According to the ratings service Nielsen, the first night of the DNC pulled about 19.7 million viewers across broadcast and cable stations, down from 26 million viewers in 2016. The second night of the...