In an optimistic forecast, BlackRock (NYSE:BLK), the world’s largest asset manager, expects the U.S. Securities and Exchange Commission (SEC) to greenlight its spot Bitcoin exchange-traded fund (ETF) application by January 2024. What Happened: FOX Business correspondent Charles Gasparino reported that BlackRock, overseeing $8.5 trillion worth of assets, is increasingly hopeful of the impending approval, The Street reported. A former BlackRock manager suggested in October that the approval could channel $200 billion into Bitcoin (CRYPTO: BTC) markets, potentially propelling the top cryptocurren…