When the market adjusts, the price shoots up. Large holders of that crypto can then cash in on the gains by dumping their coins, bringing the price down. Although exchanges know about these methods, stopping them isn’t all that simple, as the perpetrators know how to stay under the radar.
All the signs, however, were there. Like previous bubbles, people were basing their belief in the cryptocurrency on their emotions, not any intrinsic value. Then there was the FOMO element, which only compounded things. Essentially, bitcoin became an international fever. Random companies were “pivoting to blockchain” for no apparent reason other than that it seemed like a way to create buzz. But when the bubble bursts, FOMO turns into fear of losing, which makes for an especially rapid plunge.

NEW YORK (AP) — Walmart denied any partnership with the digital currency Litecoin after a fake news release led to a brief flurry of inaccurate reports from national news outlets and social media users on Monday.
Despite its size and name recognition, Binance has had issues with regulators. In 2017, Binance left China and re-located to Japan and Taiwan before eventually moving to Malta. However, in February 2020, after Malta announced that Binance was not actually within its jurisdiction, the exchange quickly changed positions and declared that it doesn’t have a headquarters because Bitcoin doesn’t have a central headquarters.