Grammy-nominated rap star Robert Bryson Hall II, known professionally as Logic, belongs to a niche list of music celebrities with significant investments in Bitcoin (CRYPTO: BTC), the world's largest cryptocurrency. What happened: Way back in November 2020, the rapper, known for the chartbuster song "1-800-273-8255," disclosed on Instagram that he purchased $6 million worth of the cryptocurrency. Don't Miss: 1 in 4 Americans own a share of Bitcoin according to NASDAQ, how many people got started