Top jam bands do quite well, but most are not played on the radio. Phish, Dave Matthews, Dead and Company. Up-and-comers Billy Strings and Goose appear to be fo

Top jam bands do quite well, but most are not played on the radio. Phish, Dave Matthews, Dead and Company. Up-and-comers Billy Strings and Goose appear to be following the pattern. But like many things content-wise, the outliers get the majority of the money. These are the outliers.