But I think that blockchains will be used in almost every industry as it's a really needed and useful technology.
Yes, the point is that on top of the blockchain you can use smart contracts. And
smart contracts are the really useful part when it comes to many industries. Why?
Because they eliminate the need to have intermediaries, which, for one, cuts down expenses. And they can be used to resolve potential conflicts between both parties, the one that provides service and the other that benefits from that service.