Public libraries can utilize MOOCs to help bring new resources to the community, while also helping with social engagement with MOOCs. The example of Skokie Public Libray illustrates some possibilities.
A MOOC professor takes a contrarian view and creates a MOOC without relying on videos, and makeing the claim that they are not necessary for a meaningful online learning experience.
Udacity recently turned three. In three years they have added 42 courses and reached 1.3 million students. Here is an infographic which tries to tell their story.