I just don’t see doctors or lawyers giving away their work for free. They are just smarter than us. "For free" does a lot of heavy lifting here. Of the members

I just don’t see doctors or lawyers giving away their work for free. They are just smarter than us. "For free" does a lot of heavy lifting here. Of the members of each field, only a fraction of these professionals are doing primary discovery & research in their area of expertise. The rest of them are leveraging the completed research/studies/trials/precedents of others from their fields, in some topics decades worth of it.