Physical AI Lab // Episode 0.5 // Quiz
The humanoid robot boom
Demo, prototype, mass production: what's the difference?
01
The video divides progress in humanoid robots into which three stages?
See, think, act
Low-end, mid-range, high-end
Training, inference, deployment
Demo, prototype, mass production
02
Why can't you fully trust amazing robot demo videos online?
They're often the best of many tries, and some have a person remote-controlling behind the scenes
The resolution isn't high enough
They're all made in simulation
The videos are fake
03
Which statement does Tesla's Q2 2026 update directly support?
First-generation Optimus lines are being installed; initial builds are planned for training data collection and further development (maker's report)
A thousand units are already delivered each month
Every robot already works autonomously and reliably for the long term
The reporting period is today, so the status cannot have changed
04
According to the cited industry analysis, even with mass production, which important hurdle stands before humanoid robots can work for the long haul?
They're too heavy
They have no motors
Reliability: uptime percentage and continuous operating duration need separate validation
They can't walk
05
Under the evidence levels, how should you treat performance numbers a maker publishes about itself?
They're level R, accept them as they are
They're level O, official and first-hand, but performance and output should be labelled "the maker says" and discounted until there is independent validation, real factory use and long-term reliability
They're level M, just ignore them
There are no levels
Check