Bitcoin has proved popular when the internet is always at hand and the device to enter the wallet and make the purchase. But if on the outskirts of such opportunities will not appear. Paper money in the bank to get better.
Yes and we cannot expect that everyone will start using bitcoins in future especially the older generation will never prefer to use bitcoins and will continue to use banks as they are used to their system.
but they will eventually learn it. even if it takes longer. or they will die out. that takes also longer.