Polvo are, of course, the revered, quintessential math-rock group with the ingeniously bendy, stretchy, pully guitar formations. Upping the ante on Sonic Youth's angular goodness, they made signature usage of drone and Middle Eastern-sounding riffage. Reformed last year, they're currently working on a new full-length with Slint producer Brian Paulson, to be released in the fall. With Obits.
Fri., July 31, 6 p.m., 2009