Keep Track of Zuck's Wealth—in Real Time

Just how rich is Mark Zuckerberg? The answer is changing rapidly, but the Wall Street Journal will keep you posted. Facebook's IPO has helped make Zuck one of the world's richest people. Of course, his wealth is shifting along with the stock price—so the Journal is providing a real-time wealth tracker for the 28-year-old, multiplying his shares by the share price. Click through to see the amusingly named Mark Zuckerberg Wealth-o-Meter, along with a slightly creepy portrait of Zuck.