They really think inflation == price? Inflation is about total supply of something, not cross asset trade price (i.e BTC/USD, or EUR/USD).
>This idea that a central entity can’t regulate cryptocurrencies is pushed around by crypto enthusiasts. However, governments are trying to bring regulations into cryptocurrencies and stable coins.
Literally nobody claimed they were going to control the actions of governments and force them to not regulate crypto. Where did this idea come from? The claim is that they would be effective despite attempted control by governments (see Monero)
There are so many valid criticisms of cryptocurrencies that you could make. But then you'd have to actually learn something about them and that's hard to do if you've already made up your mind on something.