Our world changes constantly and if you want to move with the times and to progress along with the rest of society you should accept bitcoin. No problem in using usual money as well as digital currencies if it gives you comfort. If bitcoin disappears it doesnt mean that fiat money will grow.
We need to move along the changrs future could give us becasue it is also a part of development and progressive changes that could help us to be a better person for the future. We all know that changes help us to cope up with a better way for us to deal with something with ease and to help us to forward as an individual. And Bitcoin as a part of the future which indicated to be a future currency could also spark the mind set of people to always try something new for it to help us to earn and to settle with a faster way of transactions.