IMF downgrades global growth outlook due to Iran war

Market since 2020 have been completely irrational. The thing is, the Market cannot stay irrational forever, it still is supposed to be based on actual market share value of real companies and their real operations, we will soon or later see a collapse on it's own weight, because it needs to maintain a connection with reality, wanting or not. Specially given that we have all the metrics telling us that U.S is already in a recession, it's just that NBER takes from 6-18 months to give the official information "We are in a recession".

There is a bubble that is in urgent need of a good popping.

Then trump extends it by another 2 weeks.. Or he has his ships all in position to launch a big attack on Iran 

Mega corporations can weather economic turbulence better than smaller companies Most indexes are only the largest companies in the economy. Investors expect the enough smaller companies to go bankrupt giving more mega corporations a monopoly/duopoly

The global economy shut down in 2020 and stock markets were hitting all time highs by the end of that year. The stock market is its own special thing, it doesn't really need to follow any logic.