And, while FOMO is often presented as an anti-pattern, another way of framing the same thing is that if everyone else thinks X is the hottest thing since sliced bread and I'm skeptical... Who am I to be so certain that I'm the smartest guy in the room?

Add the complexities of timing. In fact, even if you thought crypto (or various stocks) was bullocks, you could have made a whole lot of money if you got in and out at the right time.