Papa M is the most prolific solo moniker of David Pajo, a multi-instrumentalist who has woven in and out of some of the most creative bands in the Midwest while working on his own innovative solo and side projects. His Papa M material has ranged from the abstract yet earthy post-rock of 1999's Live from a Shark's Cage to the more straightforward folk of 2001's Sings (and several subsequent EPs), with a few diversions into electronic music scattered throughout. After seemingly retiring the project in 2004, Papa M returned with the eclectic, sometimes thunderous Highway Songs in...