It's always interesting that people talk about money supply/printing as the cause of inflation, but don't go one step further as to the cause of the 'money printing' as well.
* https://www.pragcap.com/hyperinflation-its-more-than-just-a-...
* https://papers.ssrn.com/sol3/papers.cfm?abstract_id=1799102
* https://www.pragcap.com/understanding-hyperinflation/
Japan has had a constantly expanding M2, and yet its inflation rate has not only been low, but negative on more than one occasion: