Ethereum is one step closer to its next significant upgrade. The Shanghai update (EIP-4895) will allow Ethereum validators to withdraw their staked ETH. Let's see how the update will affect the market demand and supply for ETH and whether it will (or will not) benefit the DeFi ecosystem.What is the Shanghai Update?In September 2022, Ethereum completed its switch to a Proof of Stake (PoS) consensus mechanism. As a result of this move, users who want to become network validators can now st...