I wouldn’t assume malice in all cases. Maybe they just aren’t great at breaking down complex subjects into plain language because it’s complex. Being an effective communicator and teacher is a skill that needs a lot of patience, practice, development, and feedback in order to get good, especially when trying to convey ideas through speech.
It would not surprise me if game developers use those screens to gain more time to load assets and initialize things in the background.
I’ll bet they do that with cutscenes and elevators too whenever you’re about to go into a new zone.