The spindle whirred to life at 2 AM. As the 1/8th inch end mill carved away the darkness in concentric, hypnotic circles, Leo watched the gear emerge from the raw metal. It wasn’t just teeth. It was time, made physical.
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His clock—a massive, skeletonized tower clock he’d been building for three years—was frozen. The final escapement wheel, a complex 144-tooth cycloidal gear, had snapped during a test run. A local machine shop quoted $800 and a four-week lead time. Leo had $43 and a deadline of Tuesday. The spindle whirred to life at 2 AM
