(Spontaneous Music Ensemble, Tubby Hayes, Derek Bailey).
Recorded at Island Studios, St. Peter's Square, in London, England on September 4th & 5th, 1978, Propensity includes two extended length group improvised tracks which prominently feature guitarist Allan Holdsworth on electric guitar ("It Could Have Been Mono") as well as 12-string acoustic guitar ("Jools Toon"). Other than the brief track, Gone Sailing", from the album Bundles" by Soft Machine recorded in 1975, this is the only known recording of Holdsworth soloing on a 12-string acoustic guitar. Holdsworth can be heard soloing throughout 90% of both tracks except during a few brief bass and drum solos.
All tracks have been professionally mastered using 24-bit digital technology.