Bip39 Standard. Thanks to the cryptographic structure of BIP-39, a weak passphrase will not reduce the safety of another wallets or enable expose the seed words. What constitutes a "good wallet" is one which has clear, very easy to accessibility documentation on supported BIP specifications, derivation paths, and recovery processes. https://sociallytraffic.com/story3686966/ian-coleman-bip39-https-linktr-ee-bip39-the-best-side-of-bip39-mnemonic