Offchain Labs co-founder Steven Goldfeder and Solana co-founder Anatoly Yakovenko went public on X in September 2026 to debate Robinhood Chain’s fee model, which launched on July 1, 2026 using the Arbitrum Orbit framework. Processing approximately 10.4 million transactions per day and generating roughly $4.22 million in daily fees, Yakovenko criticized Robinhood for profiting from network congestion while Goldfeder defended the Arbitrum model allowing applications to retain 90% of sequencer revenues. Annualized revenues reach approximately $42 million, with 10% flowing to Arbitrum, whose ARB token surged over 40% since launch. The debate pits two blockchain philosophies against each other: Arbitrum’s « app-chain » model versus Solana’s monolithic low-fee approach.
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