They passed Roman’s cart of computer parts, past where the diagnostic interpreter was still connected to one of the other holodesks. James nearly tripped on a puck-shaped vacuuming robot as they went, eyes adjusting poorly to the gloom. None of the automatic systems were running at night, naturally. “So you’re still studying for that test, huh?” All Roman had to do was wave his card vaguely towards the doors, and they swung open for them, unlocking a clear passage to the exit. “Didn’t you already flunk it once?”