As a professor in a computer science department at a state run university (that has one of the oldest CS departments in the nation), I actually am far more afraid of the book publishers than "big tech". They are going down the road of "who needs uni, just use our text, our online learning aids, our online _courses_"... With each new ad from the textbook publishing company, I see a push to have learners just use their…
Professors who choose to use the full suite of textbook, plus textbook provided slides, plus electronic auto graded homework might save themselves some time, but definitely are less effective educators, in my limited experiences.