
Facebook co-founder Mark Zuckerberg has overtaken Warren Buffett as the world's third-richest person, further solidifying technology as the most robust creator of wealth.
Zuckerberg, who trails only Amazon.com founder Jeff Bezos and Microsoft co-founder Bill Gates, eclipsed Buffett Friday as Facebook shares climbed 2.4 percent, according to the Bloomberg Billionaires Index.
It's the first time that the three wealthiest people on the ranking...