You're looking at the source of new ideas: inventive people, and saying they would exist under any system. I'm looking at the system and saying great ideas go nowhere without a way to engage people who don't care about your idea.
Imagine a world without money. In order to convince people to promote and enable your great idea, you have to convince them it's valuable, beneficial, and actually a great idea. Imagine a world with money. In order to convince people to promote and enable your great idea, you have to pay them. I'm being serious here: which do you think is easier?