It almost certainly won't be just a 'once in a century phenomenon, but that's not the point.
When is the last time something like this has happened? 1918 Spanish Flu?
Capitalism roars at the same time as food lines to feed the hungry in the US are longer than ever before. Their brand of capitalism doesn't work. Does it matter to the people that businesses that deal in non-essentials are going out of business?
Does it matter to the economy of that country? If so then why is the stock market booming?
You suggest the S.&P. is overinflated. Is that the flash in the pan before the darkness? I suspect it's not.
Three billionaires in that country hold as much wealth as the bottom half of their people. That's very wrong!
Yes I agree that the USA has many problems revolving around inequality and it's been this way for a long time, it's sad but they don't seem to learn. They elected Biden over Bernie, so I guess that's their problem to solve. I like Bernie. We can't force them to embrace what every other Western country has.