On Friday's mailbag edition of Where the Money Is, Motley Fool financial analysts Matt Koppenheffer and David Hanson take three questions from Fool listeners, on Progressive's growth chances over the next few years, whether you have to have an evil streak to become a billionaire, and ten trends that could disrupt major industries in the coming years. Matt also interviews Million-Dollar Portfolio senior analyst Mike Olsen on all things Warren Buffett and Berkshire Hathaway, and the guys look at some of the best financial tweets of the day.

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