A few Years prior
Yup. There's a reason that an AM radio was hidden in the 1403 printer, to be found by Group Captain Mandrake, in the 1964 film Dr. Strangelove.
Besides "play almost recognizable music via a transistor radio", we had a more practical use:
"Recognize the distinctive tone of the idle loop, to know when it was time to put on the parka and go into the machine room to start the next job"
Biting the hand that feeds IT
