It is hard to know whether they can increase or not due to many reasons. Many people predict that this year, we will have another economic crash which affect the whole plannet. Hope that cryptocurrency can survive during this event. The price of everything will drop significantly if this day is true.
If a big economic catastrophe happens, then it will be a good opportunity for the crypto currency to conquer the world. So it always happens, one system collapses and a new one is built in its place. 