Robotics interview prep when AI has to move a robot

Check what the robot sensed, explain how it moved and decide what still needs a test.

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03 Account for the actuator

“If the simulation used for training assumes the motors are over-idealized, the policy can end up learning things the real hardware can’t actually do.” (opens the source)

Xiaoyu (Andy) Wu, Controls Engineer on the Atlas team, Boston Dynamics · Boston Dynamics, Nov 9, 2026

Wu explains how a simulated motor can mislead a learned policy. Compare when the model and the recorded robot begin to move.

Sources

  1. Kartik Venkataraman, Director of Engineering, Intrinsic, at the time. Intrinsic, “Accelerating advances in AI-driven perception to unlock new value for industry”, Aug 21, 2025. Open the source. Checked against the published text.
  2. Aaron Parness, Director, Applied Science, Amazon, at the time. About Amazon, “Introducing Vulcan: Amazon's first robot with a sense of touch”, May 7, 2025 · Updated Jun 4, 2026. Open the source. Checked against the published text.
  3. Xiaoyu (Andy) Wu, Controls Engineer on the Atlas team, Boston Dynamics, at the time. Boston Dynamics, “Atlas On a Roll”, Nov 9, 2026. Open the source. Checked against the published text.
  4. Jonathan Hurst, Co-founder and Chief Robot Officer, Agility Robotics, at the time. Agility Robotics, “Jonathan Hurst answers your questions about building Digit 5”, Oct 23, 2026. Open the source. Checked against the published text.
  5. PAL Robotics, ARAL project lead and article author, at the time. PAL Robotics, “ARAL: bringing physical AI to logistics in fashion and retail”, Nov 4, 2026. Open the source. Checked against the published text.

Last reviewed Nov 11, 2026