Cryptoassets are so called because they use cryptography to validate transactions and prevent fraud. Records are kept through blockchain technology—a digital ledger stored on thousands of computers worldwide that keeps track of every coin or token issued. Anybody trying to fraudulently use their crypto cash multiple times will likely be caught by the validation process on all these computers.
2/7  What is more, the outbreak of the coronavirus disease will cause no small changes to our economic structure. Affected by the current crisis, deglobalization will begin in earnest, and it could then weaken global supply chains and greatly shake the order of free trade.