With this, we should have learned that a public figure doesn't guarantee the quality of the project.
Therefore, we still can't be certain about the project only by the people who promote it, McAfee is not exceptional.
Better to invest in some certain project with no public figure but with strong team and project.
During 2017 we were having the ICO boom. A lot of famous people were promoting various projects. What makes McAfee different is the fact that he promoted so many projects, and he did that even after evidence was presented to him, to show that these projects were scams. And when the promoters vanished with everyone's hard earned money, McAfee refused to take any responsibility at all. He instead blamed the investors.