Exactly. Electrostatic lifters have been around forever. I even made one with a neon sign transformer back in the late 90s. But my power supply was literally he

Exactly. Electrostatic lifters have been around forever. I even made one with a neon sign transformer back in the late 90s. But my power supply was literally heavy iron and with wall current connected to the balsa/foil craft with very light magnet wire. Making the electrical energy storage and high power HV generation light enough is no small feat. That's what should be celebrated here.