My guess is: Bootstrappers are not the target audience, VC funded startups are. So, yes it's unfair to bootstrappers, but that's life. How a challenge gets cr

My guess is: Bootstrappers are not the target audience, VC funded startups are. So, yes it's unfair to bootstrappers, but that's life. How a challenge gets crafted has a significant impact on it's outcome, and Amazon and the backers of the challenge probably have goals to identify companies that don't quite match your profile. It would be awesome if they had a prize tailored towards companies like yours, but I don't think they are under any obligation to do so, and if it doesn't directly or indirectly meet their business goals, I wouldn't advise them to.