If you think of it from a different point of view, the majority of people who do not know about cryptocurrency and how it works. This is a great business plan for Western Union due to that many people are not willing to learn how cryptocurrency came about or how it works. Most people just want an already working program that they can have someone else manage. So even though cryptocurrency and the blockchain take out the middleman, there will still be a demand from people who will want that middleman there. Because that is all they know.