>>12260024My lecture is a pure parody of this.
He put out the solutions to one of the last assignments and literally half the "solutions" were one sentence saying "the is trivial so the solution naturally follows".
Even with exams, he labels questions with their difficulty level, but he only ever labels them as "straightforward", "easy", "very easy", "trivial"... Then the results come out and the class average result is 40%.