Warren Buffett plays table tennis with Microsoft co-founder Bill Gates

Berkshire Hathaway CEO Warren Buffett (L) plays table tennis with Microsoft co-founder Bill Gates during the Berkshire annual meeting weekend in Omaha, Nebraska. More than 40,000 Berkshire Hathaway shareholders poured into Omaha this weekend to celebrate Buffett's 50th anniversary running the company, at what the world's third-richest person calls Woodstock for Capitalists.