What is bit BlackRock?

Excuse me, could you please clarify what you mean by "bit BlackRock"? It seems like you might be referring to a combination of two terms that are not typically used together in the context of cryptocurrency or finance. BlackRock is a well-known global investment management firm, while "bit" is often associated with Bitcoin or other cryptocurrencies. If you're asking about a potential connection between BlackRock and cryptocurrencies, it's worth noting that while BlackRock has expressed interest in digital assets and blockchain technology, they are not directly involved in the development or management of Bitcoin or other cryptocurrencies. However, if you're referring to a specific product or service offered by BlackRock that involves cryptocurrencies, I'm not aware of any such offering at this time. It's possible that there may be rumors or speculation about such a product, but I would recommend checking BlackRock's official website or contacting their customer service department for the most accurate and up-to-date information.