This should all end, and end soon. It can.
Pedagobots are reliable; the are never late; they grade fairly (the algorithm); they talk the programmed amount; they never mumble (the volume is regulated); they are fair (you are a number, not a face); they are always on time.
Pedagobots are also less expensive, take no sabbaticals, and never come to work drunk.
Pedagobots: the future of education