Thirty rounds of fighting is tough work. Even for machines. Thirty rounds of fighting, at five minutes per round, is one hundred and fifty minutes, two and a half hours, of solid, shattering labor. A machine overheats the way a man does under constant stress. It's joints expand, its lubricant thins, things begin to stick, friction wears parts. While a fight-machine's body works against time, its opponent pounds it, jars it, jolts it. Wires loosen. Gears slip. Tubes shatter. The machine slows, becomes gawky. Its timing is a split second off. Its flexibility, its speed, are worn down. When its pattern-analysis system becomes damaged, it cannot decipher the feints, the systems and combinations of its opponents' strategy. An eye is shattered, and the Trainer replaces it, since he carries a spare pair. The same one is smashed again, and he cannot replace it, because the Commission only allows a single replacement during a fight. Its "skin" is split and the colored oil flows, the life-blood of the machine. The Trainer is allowed one vulcanizing skin repair job per bout. If it happens again, the fighter must go on, fighting against the time when the loss of oil will endanger his operating efficiency.
Sometimes the machines strike each other with such deadly impact, they dent the inner frame-wo............