I understand she is frustrated with the amount of new tech to learn, but why did she have to shit on teachers? That analogy was a mess of false equivalency and

I understand she is frustrated with the amount of new tech to learn, but why did she have to shit on teachers? That analogy was a mess of false equivalency and defective induction. Did it even prove any point (whatever the point was... "looking back on things," I suppose... oh, brother)?