> So you could use the same passphrase to log into all the different chains (including ones you never heard of) and you would already have an account there. Th

> So you could use the same passphrase to log into all the different chains (including ones you never heard of) and you would already have an account there. The UX on this has improved significantly in just the last year or so. We have wallets, like Rabby, which interact seamlessly across multiple (many!) chains and can even switch within the same dapp on a per transaction basis. It just works.