The risk that educational material may be erroneous or educational methods inefficient or flawed.
Choosing an elective course in university. The student is intrigued by the course’s subject matter, and enrolls in order to decide whether it makes sense to commit to a career in the field.
The course is taught by an ill-prepared or inept professor. The student is turned off the subject matter entirely.
The course turns out to be eye-opening and inspiring, leading the student to embark on a successful and rewarding career in the field.