Description on Youtube:
World's first performance of Karen Tanaka's Techno Etudes II, written for and dedicated to Ralph van Raat. Co-commissioned by concert hall De Doelen, Gaudeamus and Frans Curvers. Performance at concert hall De Doelen, Rotterdam, October 4, 2020
The score of Techno Etudes II is available from here:
https://www.eamdc.com/psny/composers/karen-tanaka/works/techno-etudes-ii/