I dont think this is practical, you will pay for transfer fee just to pay clothes, food, water, appliances etc were as you can actually pay fiat without any additional fee. So far i don't know any mall or supermarket that accepts bitcoin here in my place.
Exactly right! there is no way this is going to catch on, with the high fee and slow speed. It is absolutely no competition for the easy and speed of cash, or cashes digital delivering methods, namely credit card or mobile pay.