08.12.2017 • 13:00 GMT
John Kicklighter
• Bitcoin is up 7 consecutive sessions covering an incredible 60 percent-plus rally
• Where the cryptocurrency hit headlines for nearing $20,000 - the move was exchange specific at Coinbase as others topped near 16,000
• While there are particular points of value to Bitcoin, its wide divergence to other cryptocurrencies speaks to speculative bubble