A friend, a retired mechanical engineer who view that video with me said. You know if you asked a team of engineers who graduated from college a couple of years ago to build that doll. The committee would never be able to decide what computer program to design it on let alone build it. As cynical as it sounds he's probably right.
Andy.
The doll is fantastic, particularly that it fits inside the body. But FWIW, today's ME students can still work with mechanisms when that's what is called for:
https://www.youtube.com/watch?v=AmY-EBSvUcY
Cheers,
Keith