I agree, wHIVE has the same problems as wBTC and other wrapped assets. I am working on making it more decentralized by using multisig wallet on Hive/Ethereum.
Atomic swaps could solve part of this problem if they were added to Hive: @netuoso/hive-bridge-atomic-token-swaps
RE: The First wHIVE Was Just Minted on the ETH Blockchain