Well i start using bitcoins because besides i be able to earn them for free, i can pay several things online for my projects as well hire developers, and i can buy almost anything online, only need to find a trusted place as well seller, besides that i do love and support bitcoin.
I agree with you . convenience is the most important point is offered by bitcoin. we can get the best service. using bitcoin we can shop with the utmost ease.
Well there are also convenience in doing money transactions today unlike in the past. There are mobile bankings, online bankings which is more instant than the confirmation time of bitcoin. Yes some bank are like that today.
Bitcoin is a great additional in those convenient method when dealing in money transfers, no doubt about that.