What you don't understand is the elevator sections of Mass Effect 1 were rational atmospherics because the Citadel was REALLY BIG. It was annoying but as a teen gamer this stuff was just part of the experience. Disc games were not 100% dopamine speedruns and that was fine...
The fact this miracle machine was taking so much time to load the next area emphasized how difficult and expansive it was. The computer was WORKING. It being transparent wasn't the point. This was the future. Computers PUT IN WORK.
There was a time there was a visceral feeling to the effort that computing devices endeavored. There were eight different ways of click and speed and spin and distortion that informed you as to its internal state you typically don't get now. You knew the machine was working.