Chrome extensions are the foundation of what Mike Elgan calls the Super Internet.
If you use too many extensions on a traditional operating system, performance degrades. With a fast Chromebook, however, you can use many more with not much impact on performance. This Chrome OS web experience, along with the tools and features Chrome extensions bring, is what Mike calls the Super Internet.
Whether you have a Chromebooks or not, the list of Chrome extensions in this issue has something for you.