Emmy-winning director and playwright donnie l. betts ignored the pull of podcasts for nearly a decade — despite knowing his 23-year-old, nationally acclaimed radio show would likely go digital at some point. “To me, the magic of it is doing it in front of a live audience,” said betts, whose “Destination Freedom: Black Radio Days” this month released an MLK Day-relevant episode about the 1955 Mississippi lynching of Emmett Till. “One of our last, pre-pandemic shows at the Newman Center (at the University of Denver) was about gun violence,” said betts, referring to “Tale of the Bullet,” which featured professional musicians and actors.