Maybe you mean that they haven’t made useful ground, where useful is specific to you.
Remember that blockchain technologies have become legal tender, have over a trillion in market cap, have become financial instruments traded by people around the globe, is taught at Universities and part of the CFA accounting exam, is in the news daily, has resulted in large investments in research, etc…
It’s impact has hardly been non-trivial. Just the impact on finance is substantial even if people seem to gloss over a new financial asset as “just finance stuff”.