> I remain unconvinced about it's practical real-world applications.
When your idea of "real-world" is one where all people have access to stable, robust and functional institutions, it's no surprise that you don't see the necessity of alternatives.
Consider it a privilege. And I don't mean it in a derogatory way.
if that's only for 10k libertarian tribes, then I guess it does a good job. Unfortunately the nice hardware and electricity grid actually needs a society to build and maintain. And these are much more people thank 10k libertarians.
Just because it still pops up and noone responds to it at all. How many transactions can bitcoin handle nowadays? And how much energy does it consume again for that?!