with competition building its gonna make it tough
big banks make their first trade on their new blockchain
That isn't "competition". All they've done is build a conveyor belt for fiat. "Blockchain tech" isn't worth nothin - any man and his dog can build a network using "blockchain tech" to carry stuff around the place.
What they can't do is attract 2 Million Terrahashes of decentralised computing power to the point that that blockchain's tokens become a monetary unit in their own right, independent of any trusted third party backer or sovereign currency denomination.
