The Bitcoin graph is going up and up, the popularity of bitcoin increasing day by day.
Will bitcoin prices go Down in 2018? What will happen with Bitcoin?
You said it yourself "Bitcoin graph is going up and up, the popularity of bitcoin increasing day by day"... Thus, the more people join the bitcoin the more valuable and secure the bitcoin price is going to be. There may be some few corrections on the way and bitcoin will surely recover, no doubt about that.