What is the definition of Instructors Infection?

An 'instructors infection' is like when a teacher's lectures turn into an unstoppable, contagious, and slightly unsettling virus of academic obsession. It's when a professor's enthusiasm for their subject matter turns into an overwhelming, almost parasitic force, infecting not just students, but even their sanity.

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Here's an unsettling example sentence: "As the instructor's infectious enthusiasm for quantum physics grew, so did the students' existential dread, leaving them more anxious than their homework."