Of the myriad problems and risks posed by the nuclear age, none weighs so heavily on the strategist, politician and scientist as the need to anticipate the military balance five and ten years hence. Such foresight is a necessity because of the long lead time required to perfect weapons systems. The difficulty of reading the tarot cards of Atomic Age technology and rival nations' intentions is at the heart of the anti-ballistic-missile dispute.
Last week opponents and supporters of ABM engaged in another exchange of paper missiles. The antagonists were acknowledged experts in their fields. Their arguments, pro and con, were...