One thing I know for sure, in the crypto-currency world, everything is exactly the opposite, if a large number of people expect some kind of change, then nothing will happen to a greater extent, because so many people are waiting for it.
YouTube that if you analyze the situation in 2017, then the surge in the price of the crypto currency was due to the maximum public relations of the crypto currency in the society. Apparently everyone expected the continuation of similar market reactions to the popularization of the crypto currency, but they made a mistake.