GBTC Starts Advertising at the World Trade Center The Grayscale Bitcoin Trust (GBTC) is now advertising at the center of New York with a new campaign focusing on train ads. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Bitcoin - @ November 17, 2023 2:16 pm