Since, from few months the price of bitcoin is decreasing harshly it came just half of its frice in 2017. will we loose bitcoin.
This is price from the bitcoin was came in race .the price due to scaring nature of people or you can becouse of human behavior.
For ex- just think the price of bitcoin is 10000$ and decreased to 9000$, now some people will get scared and there bitcoin what amount they have and now as they sell there bitcoin the of bitcoin decreased more to 8000$ and now some more people get scared and they also sell now price came to 7500$ now what now the sharks or the rich people buy it since they buy it now the price will increase and increase continuously again to 10000$ now think what the sharks will sell at profit of 2500$ and price again decrease to 8000$ and the process will goes on.
As of now, the Reserve Bank of India stop transactions of bitcoin and ethereum so the people all people of india start selling there bitcoin that is why the price decreasing and decreasing.
But don't worry about bitcoin it will gain it reputation again by the starting months of 2019."So have patience to eat more then ever"