As online and streaming platforms kill off traditional television, conventions have become more irrelevant than ever

The ratings and polling numbers following both the Republican and Democratic Party conventions say more about who's tuned out than who's persuadable.
Mario Tama/Getty ImagesIt might be time to stop putting so much stock into the TV ratings on the major party conventions.The largest audience arrived on the final night of each convention, with the Democrats edging out the Republicans with 24.6 million viewers compared to 23.8 million.Nielsen found a decline in ratings for both the DNC and RNC thi