If experts are right, Bitcoin has entered a parabolic feedback loop that appreciates its value in waves. This could mean that the price of BTC could reach US$14,000 by the end of this week and potentially go as high as US$20,000 by the time miner rewards get halved in February 2018.
https://www.notebookcheck.net/Bitcoin-passes-US-12-000-mark-could-go-beyond-US-14-000-this-week.268232.0.html