Friend @flash07, your publication although when you read it seems to create many doubts, at the same time you clarify with a very simple way to explain the same question.
Definitely little is known about this however it is already booming, if you do not believe it, facebook are entering the play together with many companies that support it, if a global company like this is included, it means that the economic performance is very good. companies that is what they look for a utility for their investment,
I know I'm talking about economics in a topic that raise doubts about how it works, I think that next time I'll be reading a publication of yours giving more information.
Greetings, friend, have a great day