Tau bits seem to keep coming out of the woodwork, and here is the very latest on the Tau Happenings. Included are stealth and crisis suits, fire warriors, the sky ray, and equipment.
Just to be aware, these are mentioned as being very early rumors (ie playtesting).
via Stickmonkey over on the Bols Lounge
Caveat: Many of these are said to be "in process".