More and more people are using smartphones thanks to budget friendly mid-rangers, almost anyone can now afford to buy a smartphone.
Mobile payment is becoming more common and it is an opportunity to acquaint people more into using bitcoin . Mobile payment will eventually replace credit cards or at least will make them less mainstream. An example of this is Apple Pay. Bitcoin smartphone wallet apps are to use when you have a transaction, you just scan a qr code and the transaction is done though will take some time to be confirmed.
Smartphone is really a great tool to spread the awareness of online payments and you are right most people now could able to afford smartphone without costing a leg since they are just cheap.Online payments are the most convenient ones specially when it would be done on our smartphone but bitcoin would really take long to be considered on most people throughout the world because traditional e-payments will be used first than bitcoin transactions payments.