Bip39 vs https://www.storeboard.com/blogs/ai-for-small-business/browsing-the-globe-of-bitcoin-addresses-the-value-of-bip39/6240727 Even though it works by using BIP32 approach you can nevertheless import BIP39 seeds into Electrum wallet. Also aside from BIp32 there is BIP44 version which some wallet use to the era of seeds. How much safety does a passphrase increase? A BIP39 passphras... https://geniusbookmarks.com/story20811035/bip39-example-bip39-passphrase-generator-options-https-x-com-tundra838554