not just have to have a future, I'm 100% sure that bitkoyn will have a future, this network will conquer the world. 
Bitcoin and Blockchain technology has proved it is just a tool for transfer money normal. It is still a place for investment and the Blockchain technology can apply to many field in our life. Manage worker, data or anything ... used blockchain can help these fields become easily.Also bitcoin and blockchain new technology make life easy not only for transfer money wise, we apply them in all matters of life and get benefits from them, then we should rely on it that in future these technologies give us more benefits and then in that time, may be these things are necessary to use for us.