After years of unofficial collaboration, Chris Rosenau of Collections of Colonies of Bees and Nick Sanborn from Sylvan Esso performed a low-pressure improvised set as a duo at a festival in 2015. Without a plan or direction, the longtime friends felt an immediate chemistry and began getting together more frequently, ultimately capturing the warm spirit of their collaborations on the homespun ambience of 2019's Bluebird, credited to the project name Rosenau & Sanborn.
Experimental guitarist Chris Rosenau and multi-instrumentalist/engineer Nick Sanborn had worked together for a...