Rodrigo González, known as Rockdrigo as well as El Profeta del Nopal (the Prophet of the Nopal Cactus), was one of Mexico’s earliest rock stars. Though he was born in the state of Tamaulipas and few up in Veracruz, after González arrived in Mexico City in 1975 he quickly excelled at portraying the life in the metropolis through song. One of his best-known songs is “Estación del Metro Balderas” (Balderas Subway Station), which deals with a heartbroken man wandering the station and proceeds to name-drop other stations in Line 3 such as…