People said that about motor cars, about touchscreen phones, and personal computers, the internet itself... any new technology will bring with it controversy, n

People said that about motor cars, about touchscreen phones, and personal computers, the internet itself... any new technology will bring with it controversy, naysayers, early adopters, opportunities and pain. Will Blockchain technology as we know it eventually go on and become something we all use / interact with? Nobody knows... but a technologist doesn't write off new technology just because it's not in use by everyone on the planet after less than a decade.