But at the same time we all build things on top of other things and rely on complex supply chains. That's also a form of collaboration

As per the article—it describes an ideal organization where everyone, too, works towards achieving a similar goal. The crucial difference highlighted is whether it involves one feeling responsible and recognised for their work on a particular part (even if it is destined to integrate with other parts, not unlike how a given human would with the rest of society).

Collaboration between us is the default (no one exists in isolation), but forcing a particular sense of collaboration onto people is a different thing.

That seems more like independant collaboration. Someoje built something without getting 10 cook to taste the broth. If its good, then someone will identify it for its merits and then build on top of it