Bip39 Backup While it works by using BIP32 method you could still import BIP39 seeds into Electrum wallet. Also apart from BIp32 There exists BIP44 Variation which some wallet use for the technology of seeds. Many people back up their wallet seed phrases or personal keys on paper, community gadgets https://bookmark-master.com/story18559153/bip39-english-words-details-fiction-and-bip39-word-list