Trust logics they used a blockchain technology they want them our job make it easy and no hassle, How about the
Cryptocurrencies use as payment we know that not all people use this technology and this may cause difficult to others.
well, if they are at the point that they need to use crypto currency i think they will study about it, like what we do before we do not know what it is but because we earn from it we analyse and study on how to use it and make as our local money.