> Seriously can you please answer me, why someone who is so smart to have a Dr. degree or other title would be willing to work for free, or even pay for it??

I think this video will answer that question for you.

http://www.youtube.com/watch?v=u6XAPnuFjJc

I don't have an answer to the rest of your questions but I think that video will answer your first question pretty well.