Martin Scorsese’s 2019 documentary covers Bob Dylan’s Rolling Thunder Revue tour from 1975, and Simon Weitzman’s recent doc presents the life and career of Tucson native and rock n’ roll tour manager Chris O’Dell. Bob Dylan’s 1975 “Rolling Thunder Revue” was a unique idea for a concert tour. Dylan and his band at the time (which included the violinist Scarlet Rivera) were the headliners. Joan Baez and Ramblin’ Jack Elliott were also on the bill. Allen Ginsberg came along as a spiritual guide, and he recited some of his poetry in the shows. Various other guests hopped on the bus…