Have you seen the video? They literally address both of your points - USA is different (or is it?) than small/weak economies and maybe hyper inflation will no

Have you seen the video? They literally address both of your points - USA is different (or is it?) than small/weak economies and maybe hyper inflation will not happen due to constant growth. Second point, they clearly state that this is just a though experiment of random youtube video and you should not use it as financial advice.