> “Our own hope is that, through AI, we can eventually approximate a 1:1 teacher:student ratio for every student in CS50, as by providing them with software-based tools that, 24/7, can support their learning at a pace and in a style that works best for them individually,”

Is the goal to improve students learning or to reduce cost? The article does not even mention it. And I think that it is important to state the goal to know if the technology succeeds or fails. Too many "new technologies" are promoted by salesmen that move posts as soon as it fails and claim victory for things that nobody asked for.