You might remember Bitcoin, the cryptocurrency known for increasing the anonymity and privacy of transactions on the web. Bitcoin was gaining ground for a while, but a couple of key events left it in the dust, sinking to seeing use only as a currency used by hackers and criminals in online black markets. Now, however, it seems that Bitcoin is being used again, and with a few key innovations in how it’s spent, Bitcoin will continue to grow more popular as a payment option.
