STONERIDER  Fountains Left to Wake  stoneriderband.com Don’t be misled by the extramusical trappings of this Atlanta trio’s latest—neither the Floyd-at-Pompeii visuals of the cover, seemingly designed for meditating upon while in an altered state, nor its double-album sprawl. StoneRider singer and guitarist Matt Tanner, bass player Neil Warren and drummer Jason Krutzky do seem to believe rock peaked in 1973 (and there’s a case to be made),...