He was already there and waiting by the time I called, and I told him where to find the console I was interested in, looking for one with a paper banner reading "elmer"—the host that Julia had said was used to build the release versions of the operating system that the company marketed. When he said he had found it, I knew for sure that Julia had been feeding us good information and my heart skipped a beat. I had him hit the 3 Enter key a couple of times, and he said it printed a pound sign. Which told me the computer was logged in as root, the superuser account with all system privileges. He was a hunt-and-peck typist and got all in a sweat when I tried to talk him through entering my next command, which was more than a bit tricky: