You also shouldn't test business logic. Your test code is more likely to be a liability than an asset when it isn't testing your codebase's core infrastructure.
I've seen far more incompetence out of college educated engineers than autodidacts. I've seen far more time spent unteaching bad habits and bad ways of thinking for juniors. Computer science theory is mostly useless and only midwits who are wooed by theory would think otherwise. Big O notate the $80k on a degree you didn't need.
Pearl Harbor was unforeseeable. We knew the range of their planes and did not remotely expect that they would come anyways, when a return trip would be impossible. 9/11 on the other hand, was deemed a real threat during Clinton's administration.
Moot was trying to be friends with the people in that circle. A girl he was trying to date didn't like it. He was taking awkward babysteps towards his lackluster job at Google where he would never be promoted or accomplish anything meaningful again.
Facebook, reddit, MySpace and Twitter have all been linked to mass shootings and child pornography. None of these sites condone, enable or remotely desire such content.