"As it unfolds, the music betrays traces and influences of the early-'70s Grateful Dead and the Byrds -- circa Untitled. It is easily the most beautiful song Gunn's ever written. "Shadow Bros," the excellent back-porch waltz that follows, is framed by banjo, mandolin, acoustic guitar, harp, and old-timey vocal harmonies; its use of reverb gives more dimension to the poetic, metaphysical narrative in the lyric ... His musical language has evolved into a sound that is not only ambitious, but instantly recognizable".