Not saying it will be Bitcoin. It could be Ethereum, or some other crypto with (very) low transaction fees. I don't think Bitcoin is a currency anyway. Buildi

Not saying it will be Bitcoin. It could be Ethereum, or some other crypto with (very) low transaction fees. I don't think Bitcoin is a currency anyway. Building a crypto banking service that can be controlled through a phone (e.g. in Africa) should have tremendous value given the very high inflation in some countries there.