Bitcoin’s new all-time high at $69,000 and Ether’s slow climb toward $5,000 are clear signals that bulls are in control and a hint that altcoins intend to follow.
Yet some crypto watchers have raised red flags over SafeMoon’s unusual structure. It charges a 10% fee to buy tokens and another 10% 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.

The nation’s president Nayib Bukele passed a bill in June that stated that from September 7, Bitcoin can be used in any transaction and all businesses must accept the e-currency as payment.
Ethereum makes some noteworthy improvements to Bitcoin’s basic architecture. In particular, it utilizes “smart contracts” that enforce the performance of a given transaction, compel parties not to renege on their agreements, and contain mechanisms for refunds should one party violate the agreement.