It’s not at all. As a counter-example, in the 00s, open source rapidly coalesced to using git, which has been so incredibly successful that it has now been adop

It’s not at all. As a counter-example, in the 00s, open source rapidly coalesced to using git, which has been so incredibly successful that it has now been adopted for many private corporate proprietary software repositories as well. I don’t think you can take a general lesson from any particular example here. Coordination of complex systems among thousands of competing and cooperative components is very hard and unpredictable, and why things happen depends on random events and personalities in ways that are not generalizable.