I really appreciate the level of documentation -- I aspire to eventually publish a project of mine this way.

I've been struggling with PCB/circuit design and documentation -- here OP lists the schematics, but I can't find layouts. Can anyone hint at what software was used to produce these plans? The JSON sources hint there might be layouts in there!

EDIT: Answered my own question: it's EasyEDA

https://imgur.com/a/1xOuyB6

The link to the video, has links to videos, of loads of people in China making these things!! very cool: https://www.bilibili.com/video/BV1io4y1q73L/

also the homemade(?) NASA phone case, cool/interesting cultural insight.

"What is my purpose?"

"You pass butter"

I want to hack this to drive around the office and find an AP based on signal strength. Bloodhound mode!

Robots that combine the mobility advantages of both wheels and legs are going to proliferate, I think.

I saw vids of a Chinese "dog" style robot with wheels shredding like Tony Hawk, climbing stairs and even small walls, etc. If this footage is real, and Chairman Xi gets it in his head to airdrop them on our shores, the West is cooked.