Last Thursday US stock markets experienced a catastrophic 20 minute price collapse with the NASDQ losing over 1000 points.
It was originally blamed on a computer glitch, but now its looking like it was a market swoon triggered by a Hedge Fund advised by Nassim Nicholas Taleb, author of “The Black Swan“.
Did a Big Bet Help Trigger ‘Black Swan’ Stock Swoon? – Wall Street Journal
Creating the Improbable: Did Bet Trigger Crash? – New York Times