humans are unpredictable, as long as crowdfunding relies in good will and possible benefits of the project, there will always be people who take advantage of this, take money for themselves. that is human nature
But in every market where insurance, warranties, guaranties, regulation has come in there has been less opportunity for fraud. How is crowdfunding the exception? Someone won the Nobel prize for their analysis of the mechanism which we currently see operating in crowdfunding markets today:
https://en.wikipedia.org/wiki/The_Market_for_LemonsSo no I disagree if you change the incentives you change peoples actions and that is what Peerback could potentially do.