I think it’s cute and not to be taken so seriously, but to be fair to the artist, the styles are pretty accurate. Obviously each country has its own rich history of different architectural styles, but each of the designs shown is fairly typical of that country.
It’s also not AI; this image has been around for some years.
On the assumption that you weren’t being sarcastic, no, don’t be just like USA please.
The US economy is buoyed by a >$20 trillion dollar debt, which accounts for just over 30% of all global debt. For the past decade, that debt has even outgrown the US’ GDP.
And that’s not even getting into a discussion of how the US actually spends all that money.