Why is that a better metric? There are levels of correctness. Do you sincerely believe that each article you read will push you backwards in knowledge? Even an untrustworthy source can contain valuable information; just ask an historian.

The Dunning Kruger joke was only partially a joke - I was trying to explain that there are levels of expertise. My view is that anything that increases my knowledge is good; I was trying to elicit a response as to why someone might think otherwise.