Correlated Chaos: Bitcoin, Dow, SP&500, and Gold Held At This Mathematical Level

In a strange turn of events, as financial markets of all types are collapsing due to growing fears over the spread of the coronavirus, Bitcoin, the Dow Jones Industrial Average, the S&P500 and gold, have all fallen to the same exact key mathematical level.
But why are these typically uncorrelated assets suddenly showing such commonality, and what is the significance behind the math that caused these assets to suddenly bounce?
Bitcoin, Gold, Dow Jones, and S&P500 All Fell to This Mathemat