Bitcoin is junk by now but deserves the honor of arms for showing us the powers of the blockchain. Which in turn is biting the dust behind a myriad of pseudo contenders.
Blockchain technology can be a great tool. Only do not assume the application will be good, or ‘trustable’, just because it’s Blockchain.
While blockchain-inspired technologies are slowly progressing, the full-blown Blockchain suffers from functional flaws and is hindered by a religious belief that decentralization be positively superior to centralization.