Quora is a billion-dollar corporation after all. The program should be legitimate. But yeah no one knows how much Quora partners would pay, they didn't reveal the strategy or calculation through which an individual receives revenue. However, it appears that Quora's income sharing is significantly unbalanced in its favor. Moreover, they ask questions strategy appears to be at odds with Quora's actual business plan, which makes it easier for people to interact with subject experts.