Why is it difficult for public blockchains to be fast, cheap, and secure at the same time?
Different public blockchains choose different consensus mechanisms and design trade-offs, so their block times, confirmation speeds, and transaction fees also vary.
The “blockchain trilemma” refers to the difficulty of achieving the best possible decentralization, security, and scalability all at once.
When managing funds, the most important thing to pay attention to is making sure the network matches when transferring between different public blockchains. The same token often has its own contract on each chain.
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Just sharing some thoughts—make your own decisions about buying and selling.