5The perfect anonymity, an appealing characteristic of paper money, was strongly advocated to grant privacy in e-money systems; but it had its dark side, since it enabled perfect crimes (Jakobsson & Yung, 1997: p. 218) . NFTs and the trillion-dollar Bitcoin boom: The year cryptocurrency took off The emergence of cryptocurrency has created a new financial structure in the world. Countries embracing crypto have had a massive impact on their citizen's livelihood. The global market of crypto is worth more than $2 trillion and it is expected to reach more than $5 trillion in the next two to three years (CoinMarketCap, 2022).