Bitcoin is of course more used in the future and that is good. But many people also need their paper money.
Well if you look at some futuristic movies theres no paper money there and thats where we are heading right now.
We are evolving to a digital world you might not agree with me but in reality thats were we are heading.
We are heading towards technology. At the same time everything can't be changed to digital environment. One such thing is paper money, however technological evolution takes place Usage of paper money will not be stopped.
We are on the age were technology is ahead, and besides we have bitcoin now so the future of the paper money is bitcoin, online money.