People will not trust a project if they don't really study it first. Investing in one project requires personal research and assessment. As I have known crowdfunding and the advantage of using Blockchain Technology on this type of project, I know that there's a good advantage using it, pertaining to its goal to be a successful crowfunding platform, by blockchain technology supports and smart contracts, it will achieve its goal.
Indeed that is what an investor must be but the thing is that not all investors love the thought of going through so much in researching and reading a lot when investing. Most of the time investors just go and read a bit in the white paper and then go and invest or walk away depending on what they feel. Some read things about the devs but very seldom.