So markets have been rolling over for 10 days, thousands of headlines about bubbles, and Nvidia posts a beat and we're giga-rallying again?

And it wasn't just junk rags coming out with bear sirens. Equity strategists from nearly every major bank except Morgan are on record warning of "correction", "more pullback ahead", "trees don't grow to the sky" and more.

Surely it can't be healthy that trillions of dollars of portfolios and options bets are turning on the whims of one stock...