The radio art collaboration between W.A.Davison of The Recordists and Matt Waldron, a.k.a. irr. app. (ext.), is currently on its fifth of 12 monthly episodes. The project consists of 12 30-minute programs with each program collecting 15 random 1-minute clips from the irr. app. (ext.) archive and 15 random 1-minute clips from the archives of The Recordists. Listen here.