By Luc Olinga The founder of the bankrupt cryptocurrency exchange was under the threat of a subpoena. The pressure finally paid off. Sam Bankman-Fried, the fallen founder of the bankrupt cryptocurrency exchange FTX, will finally take a break from his media offensive to answer questions from lawmakers. After having initially declined an invitation from Congress, he just reluctantly accepted it, bowing to the threat of a subpoena. He will appear before the House Financial Services Committee on Dec. 13 for a hearing focused on the fall of his empire. This crypto group was made up of FTX and Alame…