It was a pleasant surprise to find our neighbor Mark III on the cover of TIME [Jan. 23]. Three cheers for Artzybasheff's originality and for the clear and masterfully written article . . .
[But] you should have made somewhat clearer the point that these differential analyzers are entirely subservient to the direction of man. They may blow a fuse, or mark time like a contingent of soldiers faced into a stone wall, if asked to do something any intelligent dog would consider simple. Machines cannot get beyond the graphic or punched tape instructions fed into them . . .