für 2 Hände / for 2 hands (2006/2015/2021)
notebook entry 2006: "rubbing hands against each other / sound: i-o-i, i-o-i, ..."
[i]-[o]-[i], version 2021, video-stills
[i]-[o]-[i], version 2015, 1:04 (alternative player)
in case you'd like to perform the piece (and not just for yourself) a stereophonic amplification (with 2 mikes involved) is suggested: both, with microphone- and loudspeaker-position, take care of a very clear stereo signal (left/right-separation).