Strange, I feel that the Stevenot was one of the weakest recently. But ... it seems that Apple aren't releasing everything in one go so that they stay in the media limelight for longer, which is maybe why they didn't release Safari today.
Hyatt's blog on Mozillazine.org clearly states that they have made quite significant progress, lets hope they get it out the door soon. Possibly on Jan 16th along with iLife?