A very good question but the fact is this. Most people are tired of working hard. everyone wants to make money easily without stress. this is the reason why scam project are on the raise. Many are lazy to study investment and business. they all want quick returns. that why business are failing and people are just trowing money everywhere to see what will come out of it.
the mistake is in ourselves, we have not been able to hold the desire to have a lot of money, try to hold it and try to analyze what investment you want, and do not follow people