Happy Days are here again...
Bill Gates is at the top of the list with 46 billion and that could lead one to conclude that computers are the way to wealth. But the reality is that the richest person, if he were alive would be Sam Walton and his heirs are worth 20.5 billion each (and there are five of them). So discount department store/warehouse is the way to go...because Mr. Sam would be worth a whopping 102 billion if he were still around.
Read more at Annual List of Richest Americans Released (TechNews.com)