https://alexsun98.github.io/series/notes-from-the-stack/Recent content in Notes from the Stack on Alex's BlogHugoen-usMon, 14 Sep 2026 00:00:00 +0000https://alexsun98.github.io/series/notes-from-the-stack/00-preface/Mon, 14 Sep 2026 00:00:00 +0000https://alexsun98.github.io/series/notes-from-the-stack/00-preface/<p>Before a humanoid robot leaves the line, it has to pass 77 inspections and 41 tests that simulate real operating conditions. 24 assembly steps to build it. 118 chances to be told no.</p> <p>That is reporting from March 2026 on the line in Robot Valley of Shenzhen. It puts the line at one robot every 30 minutes.</p> <p>What I saw was in March, a day with my family in the newly built Shenzhen Science and Technology Museum, not far from the Robot Valley, where working lines and static displays and video walls sit next to each other. The thing I could not put down was a production line that builds robots. A whole day was not enough, and nobody got bored, which I had not expected. The line in that reporting opened a week after that visit.</p>