And Limey beeped—once, cheerful, defiant—and followed him into the dark corridor, its alkaline tank full and its extension never running out.
Aris looked at Limey. The bot turned its good eye toward him, let out a soft beep, and resumed spraying. ph bot uzatma
A pause. "Regs say all pH maintenance bots are decommissioned after 10,000 operational hours. Yours is at 11,402." And Limey beeped—once