It isn't important to know all the details of BIP39 to be able to use copyright - however, you will surely take advantage of knowing slightly about this. This additional complexity enhances the danger of misplacing the passphrase, and so dropping your copyright. Secondly, the extended BIP32 key and its https://bookmarkpath.com/story18869023/the-basic-principles-of-bip39-passphrase-generator