Blockchain News Optimism floats OP buyback proposal using Superchain revenue 5 months ago A new plan would tie OP token value to network performance by using half of all Superchain fee revenue for systematic repurchases. Tags: Blockchain Continue Reading Previous Ethereum is the Linux of blockchain, says co-founder Vitalik ButerinNext Nasdaq, CME Group join forces to launch Nasdaq-CME Crypto Index More Stories Blockchain News Mastercard expands support to USDC, PYUSD, RLUSD stablecoin settlement 59 minutes ago Blockchain News Cardano’s TapTools to wind down after 5 execs exit 9 hours ago Blockchain News Bankr temporarily disables transactions after 14 wallets hacked 2 weeks ago