Instead of torsion-applied force for his videoed trebuchet, he could have gone with a set of spiral gears to obtain the progressively increasing speed using jus

Instead of torsion-applied force for his videoed trebuchet, he could have gone with a set of spiral gears to obtain the progressively increasing speed using just the original gravity-based counterweight method. Something like toroidal continuously variable transmission (CVT) in today’s automobile. https://en.m.wikipedia.org/wiki/Continuously_variable_transmission https://en.m.wikipedia.org/wiki/Continuously_variable_transm...