Pro and amateur is a fantasic idea. It's no different when we talk about the spirit of the law versus the letter of it. KS is - in spirit at any rate - there to help crowdsource projects that people could not otherwise afford on their own. Not for multi-millionaires to ask for money so they can experiment without any risk.
"We choose the right to be who we are. We know the difference between the reality of freedom and the illusion of freedom."