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Most companies will adopt permissioned blockchains if they decide to use blockchain technology. It's just not common to expose your data and logic to people outside your organization even if encryption is involved. Right or wrong it's a culture thing. Because of that it's just another technology option like an API server backed by a relational database.

Blockchains and smart contracts are complicated. There have already been a large number of security issues. There is also a lot of research into making the technology performant. Picking a centralized authority is much less risky because the organization is betting on proven technology.