Like a small child who refuses to eat his dinner but remains steadfast at his seat until his parents finally relent and let him go to his room, controversial pharmaceuticals investor Martin Shkreli — best known for jacking up the price of an important HIV treatment by 5,400% in a single day — sat before a Congressional panel this morning and repeatedly cited his Fifth Amendment right against self-incrimination, even when it involved his expensive taste in hip-hop. [More]