A bit late with news I’m affraid, yes I know it’s November 2 already and Wordpress 2.7 Beta was announced for 24 hours, but hence, I just found out!
A public release is expected on November 10th. However, a delay is quite possible as said by dev’s.
Since all the informations I gathered were from the official website, a re-post of what’s there isn’t necesarry so…