Bitcoin Mania Interrupted, for Now, After Outage Triggers Selloff

  • Rise above $11,000 gives way to 20 percent drop in 90 minutes
  • Massive spike in exchange traffic leads to some outages
Assessing the Recent Volatility in Bitcoin
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It takes a lot to startle fans of bitcoin, the digital gold of the moment. But Wednesday was, well, a lot -- a wild run of exuberant peaks and white-knuckled declines that left even diehards breathless.

The dizzying rally in bitcoin, a bull market with few precedents in investing history, was abruptly interrupted by a market outage in the U.S. that seemed to captivate Wall Street even more than the day’s selloff in high-flying technology stocks.