When Simon Reynolds coined the term “post-rock” in 1993, he was probably describing Laika. Duo Margaret Fiedler and Guy Fixsen dispensed with rock’s straitjacket and harnessed Coltrane jazz, Eno-esque ambience, programmed rattlesnake beats and skittering electronics. The outcome has been far-reaching and often astounding Yet this pair aren’t dust-dry boffins. Much of this compendium resonates with sensual heat.