A decade ago, Martin Shkreli became the most hated man in America by raising the price of Daraprim – an antiparasitic essential for immunocompromised patients – from $17.50 to $750 per pill. Though Shkreli’s conduct was lambasted in the court of public opinion, the legal framework that allowed this 4,000 percent increase remains in place. And Daraprim? It still costs $750 a pill.