“Fringe” ideas are discovered to be fact a lot of the time. Nearly everything that is known to the true in the modern world started out as “some quack theory”.
The difference is in how those that think of the “quack theory” go about investigating their theory and respond to the results of that investigation. And whether someone responds honestly or not to that has a lot more to do with them as a person than it does what field of study they come from.
Right along with story points.
Not meant to be a measurement of time, but of effort. But everyone ends up using them as a measure of time because that is what the MBA at the end of the tables wants.