Today, blockchain technology is more known as the technology behind virtual currencies such as bitcoin, ethereum, ripple, and so on. However, actually blockchain technology can be widely utilized to advance businesses and companies.
Blockchain is a great tech and surely it's a lot more applicable than any specific cryptocurrency, including blockchain. I also remember a lot of cases in which govs were feeling negative about btc due to its decentralization and volatility, but encouraged blockchain adoption and research of its potential. Banking is just the most obvious use case. There is many kinds of data which would be crucial to get changed or hacked, so it could be put into blockchain. Not to mention specific use cases like Internet of things or blockchain forecasting.