Chicago post-rock juggernaut Tortoise has been with us for nearly 20 years, turning genre, and the band’s own history, on its head with each new album. Beacons Of Ancestry might be the first to display an overt hip-hop influence — and to feature thrash metal. I recently spoke to multi-instrumentalist Dan Bitney, who waxed profuse on J Dilla, the last album’s critical backlash, and growing older with Tortoise.

Below, the band’s latest video.