📚Reference

• metaverse: https://theconversation.com/the-metaverse-is-money-and-crypto-is-king-why-youll-be-on-a-blockchain-when-youre-virtual-world-hopping-171659

• DPOS: https://steemit.com/dpos/@dantheman/dpos-consensus-algorithm-this-missing-white-paper

• aBFT: https://hedera.com/learning/what-is-asynchronous-byzantine-fault-tolerance-abft

• VRF: https://en.wikipedia.org/wiki/Verifiable_random_function

• DAO: https://consensys.net/blog/blockchain-explained/what-is-a-dao-and-how-do-they-work/

• finality：https://academy.binance.com/en/glossary/finality