That's true, and also brings in the question why rich people don't (typically) start ambitious startups with all their money. Elon Musk is an opposite example h

That's true, and also brings in the question why rich people don't (typically) start ambitious startups with all their money. Elon Musk is an opposite example however; all his projects being something really big and ambitious on blue ocean markets. There would be so much to explore beyond making the next twitter, but it seems that people aren't just crazy enough.