The Mozilla Labs Design Challenge is a series of events to encourage innovation, and experimentation in user interface design for the Web. All the projects are implemented as Firefox plug-ins.
TabViz is the Best in Class of Innovation. This is what the TabViz looks like:
Honest speaking, with only about 30% of browser market share, Firefox did a lot innovations and contributions to Browser and Web 2.0 recently. If you compare with those day when IE has dominated the browser market and with all the resouces of OS platform, MS did almost nothing to internet, they only break other people’s best toys.