Lebensraum / Living Space by Sven Windszus (DE) with Honorary Mention from #PrixArsElectronica 2023 and one of my personal highlights. 

Pressing on the pump causes heads to appear. If too many heads are pumped up, the available space expands, but the rising water level problem worsens. 

More info: https://calls.ars.electronica.art/2023/prix/winners/8999/
#arselectronica

https://assets.chaos.social/media_attachments/files/111/030/334/434/343/137/original/821ffc5c466eaec4.mp4