"One of my personal epistemic precepts is that if I disagree with somebody who is (a) at least smart as I am, (b) has generally sound judgment and (c) is better

"One of my personal epistemic precepts is that if I disagree with somebody who is (a) at least smart as I am, (b) has generally sound judgment and (c) is better informed on a subject, then I ought to concede that I’m probably wrong and revise my opinion in their direction. " I appreciate this point of view. I think it's also worth noting that your smart, of-sound-judgement friends have their own personal epistemic biases. Some of which can be for or against crypto currencies. I've personally decided it's not something I value, despite knowing many smart people that invest or are involved in crypto. If I am leaving a bunch of money on the table, at least I know why.