Well that's a public embarrassment...
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I though Purdue was a good school, these kind of gimmicks are usually the province of low-tier universities trying to get attention.
Professors can tailor lectures to narrower topics or advanced, current, or more specialized subjects. There may be less need to have a series of beginning or introductory courses--it's assumed learners will avail themselves.
Pessimistically, AI literacy contributes to further erosion of critical thinking, lazy auto-grading, and inability to construct book-length arguments.