color me stupid but I didn't understand "You should not be using Bcrypt. You should be using passphrases." These seem orthogonal to each other. How would you

color me stupid but I didn't understand "You should not be using Bcrypt. You should be using passphrases." These seem orthogonal to each other. How would you store the 'passphrases'? in plaintext? or hashed? if hashed, what hashing algorithm? Why not bcrypted passphrases?