For anyone who might want to give this a go in testing... be absolutely sure you back up your entire firefox profile first!!!!!!
Browsing with FF 3a3....
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9a3pre) Gecko/20070227 Minefield/3.0a3pre
Let the browser crashing begin!
BTW: the browser identifies itself as "Minefield". LOL