Blog
Notes on webcam-based timing, WCA rules, and the bits of computer vision that make swift work.
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WCA inspection rules explained — 15 seconds, +2, DNF
A plain-language explanation of the World Cube Association's 15-second inspection rule, what triggers a +2 penalty versus a DNF, and what counts as 'starting the timer' under regulation A4.
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How webcam-based cube timing works
A look at the actual mechanics behind detecting a speedcubing solve with just a webcam — what the model sees, how gestures become state transitions, and why it's reliable enough to trust your average.