I was having trouble with my computer, so I
called the computer guy over to my desk. He
clicked a couple of buttons and solved
the problem. As he was walking away, I called
after him, "So, what was wrong?"
And he replied, "It was an ID Ten T Error."
"What's an ID Ten T Error, in case I need to
fix it again?"
He grinned. "Haven't you ever heard of an ID
Ten T Error?"
"No," I replied.
"Write it down," he said, "and I think you'll
figure it out."
I wrote: I D 1 0 T