Bitcoin is one of the top most currency now.It has the capability to fulfill the demands and need of the investors.Investors are believing in bitcoin because they know that bitcoin is one of the top most currency in the world and in coming decades it will also remain on top.It is considered equal to gold now days.It is one of the trusted currency in the world.So it is suggested to invest in it because it is one of the safest currency as it will surely give profit in future.