SMRTR Science & EngineeringSep 2, 2026Hacker News

Reasons robotics is hard

SMRTR summary

Despite rapid AI progress in knowledge work, broadly capable humanoid robots remain far from ready for real-world use. Challenges include limited hand dexterity, slow movement, overheating, frequent breakdowns, safety risks, and poor handling of unexpected situations, making the gap between impressive demo videos and actual reliability much larger than most people realize.

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