Ethena Labs has officially submitted a proposal to include its upcoming stablecoin, USDtb, in Spark’s liquidity competition. Related posts: Ethena Labs’ USDe launches as margin collateral on Bybit with 20% APR Ethena’s risky path: A synthetic stablecoin cautionary tale Arthur Hayes predicts short-term market crash on rate cuts: Token2049 Ethena’s ENA token rallies on USDe integration by Deribit