[djokkataja]

> These days, the more confident-sounding and charismatic someone is, the less I believe there is anything interesting I can learn from them, and the less I trust them!

Probably a good metric anyway; if someone puts all their points into charisma, they have opportunity costs in other dimensions (excluding any "natural" charisma that some people may arbitrarily have, to the degree that's actually a thing or not).