Let's talk about what technology you have read about that is coming out soon that you think will change the world. No discussion on value just talk about the technology itself!
Its obviously the blockchain technology which is the main technology behind all of these cryptocurrencies,it is an incorruptible digital ledger of economic transcations that allows digital information to be distributed but not copied.With the help of the blockchain technology we would have decentralized payment system in the future,if he cryptocurrencies achieve success for the next years.