Goldman Sachs has upgraded Coinbase to a 'buy' rating, reflecting increased confidence in the cryptocurrency exchange's growth prospects. The investment bank cited Coinbase's strong market position and potential for revenue expansion as key factors in its decision. Conversely, Goldman Sachs has downgraded eToro to a 'neutral' rating. The decision reflects a more cautious outlook on eToro's performance, suggesting that the platform may face challenges in maintaining its growth trajectory. These adjustments highlight shifting perspectives on major players in the cryptocurrency trading space.