Bitcoin, the Virtual Currency That Could Cause You Real Pain

Bitcoin's value has been swinging madly, but who are we to complain, given that out leaders have been behaving like speculators on speed.

Bitcoin, Bitcoin, Bitcoin. Last week the virtual currency created by unknown programmers was the only story in town.

After soaring last week to record levels of $250 and plummeting to less than $100, Bitcoin rallied a tad to about $114 per bitcoin on Friday. But the question plaguing investor minds is less the wild swings in its value and more whether it is a revolutionary financial concept, or a...