Poor education
It is a recurring theme of this column that there is a vast gulf between what users are reasonably expected to know and how little they actually know.
I thought in these modern times it was the duty of the schools to give people a basic competence in computing, just as is supposed to happen with English and Arithmetic. Er, ...
Half the population is below average, and about a sixth are more than one standard deviation below average. But the beancounters think it is cheaper to employ the lower half. Which half do you think the beancounters come from?