This course will become read-only in the near future. Tell us at community.p2pu.org if that is a problem.
Main idea of the project to enable anyone who can build a web site to participate in making the Web a better place to work, communicate, and play.
If you think you have to know a lot in order to start writing a Firefox Addon, maybe you don't know nothing about Jetpack.
Let's learn together from the scratch.