Bitcoin keeps breaking records, but should you invest in the year's hottest commodity?

This week alone, the digital currency bitcoin surged $ 5,000 to a new high of $ 18,000 before correcting back to $ 15,000. The cryptocurrency is up nearly 2,000 percent over the year. If you had invested $ 100 in January, it would be worth $ 2,000 today. Nobody knows why it's up so much, but everyone …
Google Alert – bitcoin