You do not want to put the theory of swimming to use in the middle of a deep lake far from shore.
Exactly. And I think this is the same for all things - people don't really know anything, until they have experienced it. Which is why much of the internet conversation from many people is BS.
One of the reason YouTube, Facebook and Twitter were not a good fit with me. People like to play make believe to much with out really telling a good story.