And a Bitcoin Is Now Worth...

Be careful with your price comparisons.

The Future of Crypto-Currencies

Lock
This article is for subscribers only.

With a 94 percent year-to-date gain, and a single "coin" now worth $1,843, bitcoin has been on a helluva run lately.

The increase in the cost of the massively-volatile electronic tokens has led to many comparisons with that other favorite outsider "currency'' — gold — recently.