Those that follow Wall Street's daily moves may often hear stock market commentators use terms like "weak hands" and "shaken out" to refer to investors who can't bear the pain of sell-offs or times of higher-than-usual volatility.
"If your brother-in-law is talking to you about it over Thanksgiving, you might want to watch out for it." To determine if something is a viral trend, Egan asks himself a few questions: "How quickly did the underlying asset price come up? How much are people talking about it on social media? ... How fast is this going to spread?"
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