Rich men investing a huge amount of money in BTC makes me trust a whole cryto world. I do not think they do it without any purpose at all, it is a reasonable decision and I support it as well.
Too easy to conclude so, the good thing is to follow no one. A good standpoint is the result of self-study. The rich do not invest without purpose. There are many things to watch out for before investing, new coins have big risks, Unless you see dev and team that transparent.