|Image (c) New York Times|
A combination of three technologies--the Internet, cheap computers and free social media--make it possible to develop and produce MOOC courses cheaply and quickly.
It doesn't matter how easy it is to write and produce a (potentially) massive online open course, or whether the tools or free. People have to hear about it, then sign up, then tell their friends before the course becomes massive. It all comes back to marketing. Again.