Isotope 217° is a Chicago based band composed mainly of members from Tortoise and the Chicago Underground Orchestra that was formed in 1997. The New York Times described the band as "..adept to varying degrees at rock and funk and jazz and electronics, turn those introspective moments into jams that are messier and warmer than Tortoise's.
Tortoise é uma banda estado-unidense de rock instrumental experimental sendo definida na linha post-rock formada em Chicago (Illinois) em 1990. Seus membros tem raízes na fértil cena musical de Chicago, tendo tocado em várias bandas de indie rock e punk rock locais com influencias de krautrock, dub, jazz e indie rock.
David Grubbs (born September 21, 1967), guitarist, pianist, and vocalist, was a founding member of Squirrel Bait, Bastro, and Gastr del Sol. He has also played in The Red Krayola and The Wingdale Community Singers.