The immutability of Bitcoin Not because it uses blockchain technology, It's not about BFT consensus fault tolerance either, But it lies in the decentralized UTXO model. Because the UTXO decentralized account model places the authority to change accounts in the hands of each person holding the UTXO private key, rather than in the hands of developers or institutions. In the current AI era, Hinton criticizes centralized large models and supports decentralized models. The Thousand Brain Intelligence Theory also supports the emergence of decentralized structures for intelligence.