Multithreaded Firefox 50 puts more extensions in sandboxes
 

As the gamers in our audience know, multiple CPU cores help the most when software is written to take advantage of them. The fine folks at Mozilla have been working feverishly to improve multi-process support in the foundation's Firefox web browser, and today's Firefox 50 release represents a big step towards this goal. The Foundation says the improved support for multiple processes should make the browser more responsive, secure, and stable.

http://techreport.com/news/31147/mul...s-in-sandboxes