Redfin isn't a profitable company right now, but that could change quickly in a better real estate environment.Real estate technology company Redfin (RDFN -1.58%) isn't profitable right now, but management is certainly doing a good job of focusing on efficiency and setting the company up for success once the agonizingly slow real estate market picks up. In this video, Fool.com contributors Matt Frankel and Tyler Crowe discuss why Redfin could be a major winner as the Federal Reserve starts to lower interest ...