While sampling rates of 20 Hz would theoretically suffice, up-sampling will be needed to properly visualize the Lissajous-like handwriting and drawing strokes.
Barden is a master of the Lissajous-Do nunchaku system, which is promoted with instructional DVDs.
Lissajous orbit, an orbital trajectory resembling a Lissajous curve
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Lissajous curve (or figure, or spiral), a mathematical figure showing a type of harmonic motion