[kevinmgranger]

I'm not sure which Sean Carroll talk you saw, but I think he only mentions the differences between worlds in terms of different "choices"-- and these universal constants don't "choose" to be what they are, right?

[hachibu]

This is the video that inspired this project, but I don't think that I'm knowledgeable enough to answer your question with 100% certainty.

https://www.youtube.com/watch?v=gpEvv349Pyk