> There's a reason the S&P went up almost 30% this year - a lot of it was an adjustment for the boost in money supply.

This is commonly repeated and feels like it doesn’t hold up to scrutiny.

2021 was the third time in a decade with ~30% returns.

https://www.macrotrends.net/2324/sp-500-historical-chart-dat...

Maybe it’s partly true but there’s no way that’s the whole explanation and if anything it’s probably just a better explanation for why last year wasn’t flat or negative.