Bip39 vs bip84 https://www.plurk.com/p/3hf2syltjx BIP85: A newer proposal permitting the deterministic derivation of a number of BIP39 mnemonic seeds from the master seed. This additional complexity improves the risk of misplacing the passphrase, and therefore dropping your copyright. Posts about copyright wallets are dotted with A good number of references https://onlybookmarkings.com/story20137282/bip39-seed-words-about-bip39-2048-words-https-x-com-tundra838554