Yes, creating the world's first global currency is innovative, but the banking industry has many other priorities, like becoming more efficient internally. Enhancing the speed of transactions, improved security, and streamlining the auditing process are realistic uses of Bitcoin's block chain. Except the goal is to ape the technology without the need for bitcoin as a currency. The real goal is making a system designed to be decentralized into one of centralized control, without the incentive program it was designed to have, a neat banker trick if they can pull it off.
Source: https://www.cryptocoinsnews.com/bankers-begin-using-block-chain-technology-without-bitcoin/