Science and technology have made our lives easier, curing diseases with achievements that an earlier age would have considered impossible. But once in a while, the law of unintended consequences breaks loose. Christopher Anvil considers the two faces of technological innovation: Sometimes the result is a literal life-saver; but at other times a breakthrough may not break quite the way it was supposed to. "RX for Chaos" introduces the upside and downside of marvelous new gadgets, as told by a master of science fiction adventure with a prescription for fun.