Robinhood Chain Weighs Pay-to-Prioritize Trading on Arbitrum (ARB) After September 24 Switch

Robinhood Chain is evaluating Arbitrum's Priority Gas Auctions ordering system, which replaced Timeboost and its 200-millisecond head start on September 24. The pay-to-prioritize model could let traders bid for transaction ordering, potentially increasing revenue but raising concerns about centralization and front-running risks on the layer-2 network.