The main issue with Stablecoins is the empty "promises" that they are backed on. We have now seen how some of these Stablecoins operate....
Maybe some stable coin owners are like that which promise that they are backed by something but they don't have proofs to show if what they are talking about is true while I think there are some that don't promise at all. They are just quiet and people at the same time have a trust on them, that is why they don't complain but still using those stable coins up until now.
The people behind the Stablecoin will give "promises" that the coin/token is backed by something, but when something happens, they quickly sell their hoarded bitcoins to create the perception that the token is backed by BTC or whatever other token they buy with the proceeds.
This sounds familiar, I think the founder of terra and ust have this promise last time. They states that they buy tons of btc for their ust stable coin but at the end they only sell btc to make a profit and not the other way around.
The main harm of existing “Stablecoins” is not controlled emission, but, accordingly, inflation.
Too much printing of money can cause too much of emission but at the same time, too much printing of money can also cause inflation. It was still the same