Young Joanne, the editor of a publication, was having trouble with her
computer.  So she called Paul, the computer guy, over to her desk.

Paul clicked a couple buttons and solved the problem.  As he was walking

away, Joanne called after him, "So, what was wrong?"

And he replied, "It was an ID Ten T Error."

A puzzled expression ran over Joanne's face.  "An  ID Ten T Error?
What's
that ... in case I need to fix it again??"

He gave her a grin... ;-) ... "Haven't you ever heard of  an ID Ten T
Error
before?"

"No," replied Joanne.

"Write it down," he said, "and I think you'll figure it out."

She wrote..... I D 10 T