Traditional financial institutions are selectively adopting blockchain technology to enhance existing business operations rather than fully integrating with open DeFi protocols, according to a recent article by a16z crypto. Institutions like JPMorgan are using permissioned blockchains for deposit settlements, while BlackRock and Franklin Templeton are leveraging tokenized money market funds to improve settlement and distribution efficiency. These implementations maintain control features such as KYC, freezing, and transaction reversibility, while utilizing capabilities like atomic settlement and programmable financial infrastructure. The article highlights that institutional permissioned layers and open network DeFi innovations will continue to develop in parallel. The former focuses on compliance and cost optimization, while the latter generates new financial primitives for potential institutional adoption.