Is crowdfunding a good idea? According to wealthy investors, the jury's still out. Only 20 percent of investors surveyed by Millionaire Corner were familiar with the concept of crowdfunding. Of those with a basic understanding, 45 percent reported they would invest in a crowdfund if they liked the project or investment, while 43 percent said they would not invest in a crowdfund. Only 12 percent had invested in a crowdfund in the past.