This is probably 10th+ article on the topic on HN. And still good part of the comments are focused on the essays problem. Considering the rate of the progress,

This is probably 10th+ article on the topic on HN. And still good part of the comments are focused on the essays problem. Considering the rate of the progress, grading high students in the next 5 years is not going to be the most important thing to worry about.