>That is interesting to see the common fallacy of what we think users want versus what they really want.

Or a fallacy of what users think they want versus what they really want.

Non-cryptographers shouldn't use cryptographic primitives directly in security critical coffee paths. Libsodium tried to protect users from themselves in that regard. I think that's a worthy goal - library should try to make it impossible to use it incorrectly, which means high level primitives.

See also one of my favorite cryptographic essays, "If You're Typing The Letters A-E-S Into Your Code, You're Doing It Wrong" https://people.eecs.berkeley.edu/~daw/teaching/cs261-f12/mis...