Yes, Hive is built around decentralization, like Steem used to be. That's the reason why Hive was created, because Steem had become centralized. The people who are blocked from receiving the airdrops are the people who oppose the foundation of what Hive is built on.
RE: This is called the HIVE AirDrop Exclusion List. (HIVE 에어드랍 제외 대상 목록이라고 합니다.)