Comment by notahacker

Being given slides online and in paper form was a given when I went to university two decades ago, which puts the OP's "kids these days" rant into context[1]. You soon learned which lecturers added value with insights or exposition that went beyond the bullet points...

[1]with one exception, who used an overhead projector, except for the time it failed when she cancelled the lecture because she refused to use the blackboard on the grounds of aversion to chalk dust. A good lecturer tbf, and I think even she supplied us with blank subtitled lecture notes to copy her graphs onto