Meanwhile, even the most enthusiastic bitcoin evangelists are realizing that a retooling is in order. Michael J. Casey, a senior adviser for blockchain research at MIT’s Digital Currency Initiative, recently wrote about how the crypto-winter has arrived, but it may lead to better things down the line:
Knez, P. J., R. Litterman, and J. Scheinkman (1994), “Explorations into factors explaining money market returns”, The Journal of Finance 49 (5), 1861–1882.

Yet some crypto watchers have raised red flags over SafeMoon’s unusual structure. It charges a 10 per cent fee to buy tokens and another 10 per cent to sell — almost unheard of in the digital currency world. Half of these fees are paid to owners as an incentive to keep holding and the other half goes into a liquidity pool controlled by the developers. SafeMoon calls itself a DeFi token, or one that uses decentralized finance to govern functions through software, but it has a chief executive officer and chief operating officer. Critics also worry about the discretionary nature of the “manual” coin burns used to adjust its circulation. After 19,000% early gain, crypto SafeMoon’s rules to tamp down selling raise red flags Back to video
Unlike traditional payment processors, such as PayPal and credit cards, most cryptocurrencies have no built-in refund or chargeback functions, although some newer cryptocurrencies have rudimentary refund features.