seems related to continued economic growth?

iOS Developer. My views are my own. 🇨🇦 🇺🇸 

That seems the argument, but couldn’t improved standards for a smaller population also drive economic growth?

Also, there is a physical limit to human bodies on this sphere, and it’d probably be undesirable well before it.

20. hacking @ https://www.spire.dev/ 
previously intern Nethermind, epns.io

Sure but their populations and economies will be largely independent due to gravity and distance, unless special relativity is wrong.