Opyn also offers two other strategies: Crab USDC and Zen Bull ETH. Crab USDC allows users to earn USDC when ETH volatility is low, while Zen Bull ETH allows users to earn when ETH rises, but at a slower and more stable rate. Crab USDC will earn you 22% APY over the last 6 months. #crypto2023 #cryptotrading #bitcoindifficulty