Have you ever made a toe-curling digital blunder? It is easily done, judging by the number of tales of stupidity we read on the web.
In one classic tale, a woman calls a tech-support line to complain that she has just bought a computer and it does not work. In the picture on the box, she says, the screen is "all nice and sharp looking", but in reality she cannot see anything - her purchase looks more like a bell than a computer.