Robinhood reported a 38% year-over-year decline in its Q4 crypto revenue, totaling $221 million, as the company's overall earnings fell short of expectations. This downturn highlights the challenges faced by the trading platform in maintaining its crypto market share. In other news, Citadel Securities has invested in LayerZero's ZRO token, with LayerZero launching its Zero blockchain and forming partnerships with ICE and DTCC. Additionally, former SafeMoon CEO Braden John Karony has been sentenced to eight years in prison and ordered to pay $7.5 million in restitution. Meanwhile, Metalpha Technology has approved a significant Bitcoin purchase plan, and Goldman Sachs has disclosed a $2.36 billion exposure to crypto assets, including BTC, ETH, XRP, and SOL.