Demex Daily: Bancor's 'Arb Fast Lane' Revolutionizes On-chain Arbitrage, Channeling Gains Back to the Ecosystem; Ethereum's New Two-Tiered Staking Boosts Scalability and Security

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Bancor has unveiled the "Arb Fast Lane" protocol, a system that enables arbitrage between Bancor's own protocols and external on-chain exchanges, channeling the gains back to Bancor. This innovation reduces the arbitrage profits taken by external bots. Its open-source design lets a wider range of users detect and exploit arbitrage chances, ensuring market-competitive rates. Presently, it's compatible with Bancor v3, Uniswap v2, Uniswap v3, and Sushi, with an expansion plan to incorporate more, including Carbon. Profits from Fast Lane are divided: half is changed to BNT and burned, while the other half is given as a reward to the user spotting the arbitrage opportunity. Activities on Fast Lane can be followed through Bancor's platforms. The protocol's bot system identifies arbitrage prospects, determines the most lucrative trades, and informs the Fast Lane contract, which then manages the trades and shares the profits. This endeavor seeks to broaden access to arbitrage in Bancor, reinvest the earnings, and boost liquidity precision.

Ethereum is transitioning to a proof-of-stake (PoS) consensus mechanism to boost the network's security, efficiency, and scalability. Despite its promise, the current design poses challenges, including a high 32 ETH entry barrier for individual staking and potential centralization risks in staking pools. Ethereum's co-founder, Vitalik Buterin, suggests a two-tiered staking solution consisting of node operators and delegators. Node operators commit 32 ETH, manage transactions, and produce blocks, with penalties for misconduct. Delegators, with stakes under 32 ETH, choose node operators to support and participate in consensus less intensively. Buterin's proposal aims to enhance scalability by reducing block signatures, strengthen security by making majority control more challenging for attackers, and introduce flexible staking methods using smart contracts and liquidity tokens. He advocates implementing these changes with minimal adjustments to maintain protocol simplicity while attaining the intended outcome.