Bitcoin's value has increased four-fold since the spring -- and you thought the DOW stock market surge was big news. Is now the time to invest your money in Bitcoin? Here's why you should and why you shouldn't.Bitcoin, of course, is a blockchain-based cryptocurrency. It's decentralized, anonymous and global.
Bitcoin made big headlines recently when its price on Bitcoin exchanges (which allow you to trade Bitcoin for U.S. dollars) surged to an all-time high above $4,000. That was about a four-fold increase from Bitcoin's value just a few months ago, and about seven times what Bitcoin was worth a year ago at this time.