Well. He has a point about the wheels thing. But fuck you anyway.
You find an elevator. Or just don’t go upstairs.
A mini cannon is stupidly unnecessary. And dangerous. You should’ve stopped at cupholders.
“That’s incredible mundane, also inconvenient. Fine!” waving his hands dismissively, “Forget the defensive weaponry.”
“Just think multi-directional mobility legs,” already dreaming up the schematics in his head, “With a harness you could even forget the stairs entirely and go straight up the wall!”