“Thus did AT&T in deadly earnest go about hushing the Hush-A-Phone. At the two-week trial (technically a hearing), the company showed up with dozens of attorneys, including a top litigator from New York City, and no few expert witnesses. Legal representatives of each of the twenty-one regional Bells came as well, necessitating that extra seats be installed in the hearing room—bleachers for AT&T’s lawyers. On Hush-A-Phone’s side were Harry Tuttle, his lawyer, the acoustics professor Leo Beranek, and one expert witness, a man named J.C.R. Licklider.7”