I was having trouble with my computer at home . So I called Eric, the 11-year-old from next door,   whose bedroom looks like NASA Mission Control .   As he was walking away, I called after him, 'So, what was wrong?' 'Oh, it was an 'ID ten T' error,' he replied, 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.' Eric grinned.... 'Haven't you ever heard of ID ten T errors before?' 'No,' I replied. 'Write it down,' he said, 'and I think you'll figure it out.' So I did write it down:                                I D 1 0 T