Crowdfunding platforms, such as Kickstarter or GoFundMe, allow startups to access many different investors who may be able to contribute only small amounts in return for relatively small rewards. In the case of the iBackPack, those providing funds through Kickstarter were largely unaware of the company's postfunding operations. a) How did the lack of oversight harm investors? b). How might this situation have been different if a single angel investor had been involved?