Google's Open Course Builder: A Giant Leap into 21st-Century Online Learning

Google is the most powerful nonhuman teacher ever known to actual humans. Implicitly and ceaselessly, Google performs formative assessments by collecting the following data: the content, genre and media that interests you most; when and for how long you access your external cloud brain; what your hobbies and routines are; with whom you work and communicate; who will get your November vote; and whether you prefer invigorating clean mint or enamel renewal toothpaste. 

http://www.edutopia.org/blog/googles-open-course-builder-todd-finley