Early tester builds a webcam air-sketching tool with Gemini 4 Hydrogen, impressed by its speed
CodeByPoonam · x · 2026-11-13
A developer with early access to Gemini 4 Hydrogen had it build a webcam-based air sketching tool that captures hand gestures to draw in mid-air. The author says they were very surprised by its speed and impressed by the result.
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