After a brief period during which they recorded only a couple of 7-inch singles for the Orfeón label that had a very limited distribution, Mexican rockers Antorcha fully embraced a DIY approach to managing their own career. They had evolved into a heavy psychedelic rock group, with no metaphors and no compromises. Anarchists in a country that could barely utter the word without trembling. It was the final years of the 1960s. Their influences came from Iron Butterfly, Black Sabbath, Blue Cheer, V…