lack of investment, economic stagnation an inflationary layer two built on sound money to actually transact with.

Well FWIW Austrian theory would disagree... While it might reduce some investment, one could argue that the investments that are being made with a Fiat monetary policy will inherently lead to booms and busts due to malinvestments. The other side of the "coin" is that it would enhance living standards, as savings become more valuable. People are still going to spend on consumption goods, charity, etc...