The single coffee brew Keurig systems sold by Green Mountain Coffee Roasters (GMCR.DL) were considered to be in jeopardy by investors recently, with the patent expiring, and Starbucks (SBUX 0.47%) releasing its Verismo as a competitor. So, Motley Fool consumer goods analyst Blake Bos took advantage of a very useful consumer research tool, and discovered that Keurig systems are still higher selling, and higher rated by consumers. In this video, he tells us, however, that Starbucks isn't necessarily on the wrong track; it may just be only a matter of time before they catch up.