Reactive

Piano with screen on top

Piano with screen on top
  1. What is a reactive Visualizer?
  2. What keyboard does Rousseau use?

What is a reactive Visualizer?

Played with a reactive visualizer tool—a set up that mixes After Effects animations with a piano and LEDs that are connected “via Arduino to the piano's MIDI output“—Franz Liszt's La Campanella comes alive with light.

What keyboard does Rousseau use?

You can see he use a digital piano. Someone might be able to work out which one it is here if you get a good screenshot. The keys light up from a modification that causes an led to light up on key presses. The graphics in his videos are then placed over the upper parts of the piano.

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