>I was having trouble with my computer. So I called the computer guy, to
>come over. He clicked a couple of buttons, solved the problem, and wrote
>up a bill for a minimum service call.
>
> As he was walking away, I called after him, "So, what was wrong?"
>
> He replied, "It was an ID ten T error."
>
> I didn't want to appear stupid, but nonetheless inquired, "An ID ten T
> error? What's that, in case I need to fix it again?"
>
> The computer guy grinned.... "Haven't you ever heard of an ID ten T error
> before?"
>
> "No," I replied.
>
> "Write it down," he said, "and I think you'll figure it out."
>
> So I wrote out I D 1 0 T
>
> I used to like that guy....