I agree, that most of users better buy on the exchange its more safety.
It is not more safety, because crypto is very unstable. Moreover, any investments in crypto project is a venture investment - the investment with high risk, but also with high profits, if the project will be successful.
In fact, now there are not many projects that seek to solve real problems, will be successful and will bring investors profit. But due to a competent approach, investors make a profit, since they always invest in several projects.
Unlike most weak projects without any real solving of any problem, AdSana solves real world's problem, and the projects is already very successful in Cancer treatment.