The ideea it's very nice but it is way ahead it's time. I think this will be a big thing only if cryptocurency will be adopted by the masses.
You may be right, most of people who haven't ever heard of crypto won't get involved in any crypto-based projects..
There are loads of supporters and active managers of ShiftCash involved making a amazing workflow reaching various social channels and there was loads of queries now, all the signs esteems the ShiftCash success potential as trust worthy.