It didn’t read as disco, or even purely as funk or R&B; the grooves swam somewhere. Of course many artists in the ‘80s applied this method of guitar playing; another sound I can isolate in The 1975. Opening with crisp, acoustic-instrument performances and ending with rock-tinged, experimental funk, this 4xCD "Bootleg" collection. While Pete Cosey’s wild electric guitar pyrotechnics sound great. The 1975 are an English Indie rock band originating…