Organovo recently announced the commercial launch of their bioprinted liver assays, 3D printed liver cells that able to function for more than 40 days. While, at the moment, the product is used for testing new pharmaceuticals, Organovo's top executives and other industry experts suggest that within a decade we will be able to print solid organs such as liver, heart, and kidney. Hundreds of thousands of people worldwide are waiting for an organ donor; imagine how such a technology could transform their lives.