Bip39 release date https://www.symbaloo.com/mix/bookmarks-xfkm Even though it utilizes BIP32 system you could continue to import BIP39 seeds into Electrum wallet. Also other than BIp32 You can find BIP44 Edition which some wallet use with the technology of seeds. This extra complexity boosts the threat of misplacing the passphrase, and thus https://privatebookmark.com/story20414410/paper-wallet-bip39-the-single-best-strategy-to-use-for-bip39-generator-https-dzen-ru-bip39-phrase-com