Bip39 specification https://www.bitsdujour.com/profiles/wWbptt Though it utilizes BIP32 approach you can continue to import BIP39 seeds into Electrum wallet. Also in addition to BIp32 You can find BIP44 Edition which some wallet use with the technology of seeds. Vault12 could be the pioneer in copyright inheritance administration. Enjoy our explainer movie https://pr6bookmark.com/story20786870/bip39-or-slip39-helping-the-others-realize-the-advantages-of-bip39-passphrase-https-linktr-ee-bip39