From the articale ....With its sci-fi antennae bristling left and right, Russian physicist Leon Theremin’s novel invention of 1919 remains the only musical instrument you play without touching anything. “Aerial fingering” was the technique devised by the inventor’s original Lithuanian prodigy, Clara Rockmore, in the 1930s.
https://archive.ph/Trcww
https://archive.ph/2025.04.24-080835/https://www.smh.com.au/...
From the articale ....With its sci-fi antennae bristling left and right, Russian physicist Leon Theremin’s novel invention of 1919 remains the only musical instrument you play without touching anything. “Aerial fingering” was the technique devised by the inventor’s original Lithuanian prodigy, Clara Rockmore, in the 1930s.
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A 00's Roland with a D-Beam (or Two!) can be played without touching.