Alexei Zamyatin, the Co-Founder of Interlay, discusses on the Citizen Cosmos Podcast about a modular, programmable layer between Bitcoin and the multi-chain ecosystem that unlocks novel decentralized use cases for BTC.
By multichain, you already have many Wrapped Bitcoin tokens but remember they are altcoin tokens, not bitcoin.
By multichain, you will need to use cryptocurrency bridges that are known as favorite targets by hackers.
Bitcoin, Proof of Work, blockchain is strong, decentralized and you will be safe by using Bitcoin blockchain. In contrast, it is unsafe to use cryptocurrency bridges.