Roth's own statements in his autobiography ( as quoted on https://www.snopes.com/fact-check/brown-out/ https://www.snopes.com/fact-check/brown-out/ ) contradict

Roth's own statements in his autobiography ( as quoted on https://www.snopes.com/fact-check/brown-out/ https://www.snopes.com/fact-check/brown-out/ ) contradict that; they were playing in universities and the like that weren't used to hosting big technical band shows and probably didn't have dedicated band promoters in that era.