According to CoinDesk, the development team Hermetica of the stablecoin USDh on Bitcoin Layer 2 Stacks has completed a liquidity injection of $3 million, becoming the largest stablecoin in the Stacks ecosystem. This liquidity is provided by Hermetica in collaboration with Bitcoin lending protocol Zest and plans to provide returns for USDh through an sBTC-based lending mechanism. Hermetica expects that the initial liquidity injection will bring up to a 50% annual percentage yield (APY) in the short term, with a current average APY of 18%.