Why would anyone bother running a real stablecoin? Even real banks don't maintain 100% reserves, because if they did there would be no way for them to profit.
The Liquity stablecoin actually works that way, they don't even have an own web app.
If I wasn’t fully occupied with rsync.net I would love to run some kind of utility exchange/market/bank service …
… and I’m not involved or invested in crypto in any capacity.
Also, the government is a highly diversified insurer that can create more the underlying asset it is insurring.
Do they have to? Is there any reason they couldn't hedge that money?