Who is the Bitcoin dealer in jail?

Could you please elaborate on the situation you're referring to? Are you asking about a specific individual who was arrested and is currently incarcerated for dealing in Bitcoin? If so, it's important to note that there have been numerous cases involving individuals being charged with various crimes related to Bitcoin and other cryptocurrencies. Without more specific information, it's difficult to provide a definitive answer to your question. However, if you're looking for general information about the legal implications of dealing in Bitcoin, it's important to be aware that, like any other financial instrument, Bitcoin transactions can be subject to laws and regulations related to money laundering, tax evasion, and other criminal activities.