Hidden in the sun-soaked flatlands of Paramount — an industrial city of Los Angeles nestled between massive warehouses and 24/7 taquerías — are a pair of unassuming black gates. To the average passerby, they might seem lackluster, but beyond them lies the creative nerve center of Rancho Humilde , the indie record label responsible for some of the most-streamed Latin music of the last decade. Corridos tumbados , a genre that simmered in Los Angeles for years before exploding into mainstream