As we all know By blockchain technology we can store data in secure condition. Data security will be the first booming working area for crypto world, Secondly instant payment for buying a small cup of coffee if we can mass adoption then the real bull run for crypto will start.
I agree with you on this one, I work with documents that need to be verified so a service like this can be a great help. Having seen false documents cause havoc and cost people a lot of money having a way to quickly and definitively verify documents is great.