And there's always a flashing "ONLINE" or "LIVE" indicator for whatever reason. I think the general aestetic is more just pointlessly greebled UI [0] since more stuff on screen has got to directly correlate with people's first surface-level impression of "how much AI can do". A sort of phosphor-glowing TTY-esque interface just has many greebling options, maybe? You nudge the vectors towards impressing people, and implied complexity is one way to impress people.

[0] https://en.wikipedia.org/wiki/Greeble