Vapour Theories has been played on NTS shows including ARRHYTHMIA, with Soul Encounter first played on 16 October 2021.

Vaopur Theories is a Bardo Pond side project, consisting of brothers John Gibbons and Michael Gibbons. While the music is along the same lines as thier Bardo Pond project, Vapour Theories have a much more ethereal, mellow sound. They have two full length albums, the self-released cd-r "Decant" (2003) and "Joint Chiefs" (2006) released on The Lotus Sound label run out of Albuquerque NM.