[ Thanks to Dangermouse for
this link. ]
“Two weeks ago, Mozilla executives promised to move
forward on the stalled Beta 3 even if developers weren’t able to
patch a troublesome bug in the new TraceMonkey JavaScript engine.
To compensate, they added a fourth beta to the schedule. Beta 4 is
currently planned for release on 14 April.“According to Mozilla’s Bugzilla problem-tracking database, the
TraceMonkey flaw that held up Beta 3 has not yet been fixed.”