Hyperliquid is testing permissioned markets without making the whole exchange permissioned. HIP-3* would let individual perp deployers allowlist wallets and manage limited user actions on their own venue. Existing markets stay unchanged, and there’s no mainnet date yet. https://cryptoslate.com/hyperliquid-tests-allowlists-that-let-operators-restrict-access-to-their-own-markets/(CryptoSlate)