“They do not put this same effort behind, say, school shooters or people who shoot up concerts.”
I think the real question here is: how many lives were saved by insurance companies temporarily being scared into not ludicrously rejecting valid claims?
If it's more than one, then Mangione played the trolley problem in real life and decided an outcome.
Technically it's only regular pentagons that don't tile the plane.
I know everything about planes because I am shorter than my brothers. When we were young, they called me Tattoo and if I pointed at something with my finger, they screamed in unison, "Da plane! Da plane!"