Dex hand hits 99% on rubber-band task — hardware, not AI, is the bottleneck

chris_j_paxton · x · 2026-11-12

Chris Paxton highlights a dexterous-hand demo where a rubber-band task reaches a 99% success rate, arguing the bottleneck now is hardware rather than software or AI. The accompanying talk, "Dex hand post-training made easy," covers practical post-training for dex hands and ideas like priors plus RL on real hardware — a notable data point that task-level AI is nearly solved while robot hardware reliability lags.

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