The internet and the search tools today make it impossible to fail. Experts claim that he was the richest man ever to walk the face of the earth. He said that without a vision, or plan, people fail. One problem, my money is invested in my own business. There is even a business book by that title.
Professional investors are in the business of, well, investing.
They will find that companies that are using Unix and Linux are going to get more done with less capital outlay than their competitors. Again, I would bet that there are web sites that have the numbers to back me up.