Do crypto currencies and blockchain technologies have long term lasting value or will they end up in the junkyard fad pile of companies and technologies like My Space, Napster, Record players, CD's, iPODS", etc? Does blockchain technology have application in the field of Accounting? If so, how? What are or will be the benefits of using it? Does bitcoin mining contribute to an economy? Why did the city of Ephrata, WA ban bit coin mining for the next year? Do crypto currencies and blockchain technologies have long term lasting value or will they end up in the junkyard fad pile of companies and technologies like My Space, Napster, Record players, CD's, iPODS", etc? Does blockchain technology have application in the field of Accounting? If so, how? What are or will be the benefits of using it? Does bitcoin mining contribute to an economy? Why did the city of Ephrata, WA ban bit coin mining for the next year