Day 31
Touch the interface without touching anything. Pinch your fingers in the air in front of your webcam to grab a card off the screen, move your hand to carry it, and open your palm to let go — or flick to throw it.
Tracks one hand through your webcam; frames are processed on this device and never leave it. No camera? Drag with mouse or touch — it drives the same gestures.
Press Enter to pick up a card. Use the left arrow for Keep, the right arrow for Discard or the up arrow for the board, then press Enter to drop it. Escape cancels.