As ’80s Iran convulsed, L.A. immigrants honed new sounds. This album lauds them – with warnings for today

The co-founder of Discotchari, a record label based in Los Angeles, spent time searching for old Persian pop records at Jordan Market in Woodland Hills. He also looked through advertisements for shows at Cabaret Tehran in Encino and explored shops in Glendale, hoping to find Farsi-language tapes that were recorded in Los Angeles studios during the 1970s and 80s.