I think the number of people that are deep down into some specific knowledge is always fairly low. Our world currently works in a way that big majority can bene

I think the number of people that are deep down into some specific knowledge is always fairly low. Our world currently works in a way that big majority can benefit from the work of a few. There are only a few thousand people in the world who design and create new medication, nuclear plants,or some high end microprocessors.