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How so?

Because what they're testing (memorized "knowledge") isn't relevant in the real world (where praxis rules).

The so called "Real World" consists of 80% cram jobs - that are plain routine even a robot could do. Not much of praxis needed/ used in real world.

Not every programmer needs to be a LISP/EMACS hacker.

I wouldn't be surprised at all if she turns out to be a Lisp hacker who uses Emacs. Becoming MCP didn't close this avenue for her.