Week from 12 to 18 April 2021 Coinbase, the largest cryptocurrency exchange in the United States, made its debut on the Nasdaq in direct listing. Its shares closed at $342 on Friday, well above the reference price of $250 set on Tuesday. This closing price valued the company slightly below $90 billion counting all its outstanding shares. In comparison, it is more than ICE, the parent company of the New York Stock Exchange, which is worth less than $70 billion. At the same time, Bitcoin and other cryptocurrencies fell dramatically, suffering a flash crack over the week-end due to a blackout i...