Two slowly unfolding improvisations from trumpeter Leonel Kaplan using extended and unconventional techniques, and electronic artist Klaus Filip performing on sine waves, in a two part extended piece recorded in Buenos Aires after the two met in live performance.

An improvisation for two laptop computers performed by Tim Blechmann and Klaus Filip, recorded live in Vienna at "neue musik in st ruprecht", 2010, contrasting minimal tones with massive bass rumble and frothing frequencies.