Mark Cuban Reveals Some Secrets of ‘Shark Tank’

It’s no surprise that entrepreneur/Dallas Mavericks owner/Shark Tank breakaway star Mark Cuban’s one-on-one conversation with Mac pioneer Guy Kawasaki at SXSW was engaging and entertaining: the 55-year-old is one of those rare businessmen whose energy for making money is both infectious and organic, and this interview proved that if Mark Cuban’s faking his enthusiasm, he’s …