Bip39 Dotmap Storing entropy (for example retaining a deck of playing cards in a certain shuffled purchase) is unreliable as compared to storing a mnemonic. Rather than storing entropy, store the mnemonic produced through the entropy. Steganography can be beneficial when storing the mnemonic. So It truly is your decision https://sociallweb.com/story4453003/bip39-passphrase-github-5-essential-elements-for-seed-phrase-generator