Comment by w10-1

Reading generously gets you further...

1. He discovered balance bikes!

2. Removing a degree of freedom simplifies things

3. Removing extrinsic hard-to-control forces makes force balancing easier

4. What does it really mean to take off the pedals?

5. Solve for static stability, then dynamic stability, then controllability, then orientation/objectives, then energy management.

6. Humbly simplify

7. Share

It's similar for managing development and evolution of any real system - bikes, airplanes, software, business...