Bip39 release date https://www.pexels.com/@adele-fanetti-2153528476/ Even though it works by using BIP32 method you are able to still import BIP39 seeds into Electrum wallet. Also apart from BIp32 there is BIP44 version which some wallet use for that generation of seeds. bip39-phrase.com is an informational site devoted to technologies and tools https://bookmarkcork.com/story21339231/bip39-backup-bip39-compatible-wallet-options-https-x-com-tundra838554