There is a new Tau formation that was linked up in the comment section here on Faeit 212. It shows a new formation called "The Eight". While its hard to read much of this, and I will do some digging to see if I can get some of the details.
link provided by BadTucker
https://41.media.tumblr.com/89af294c65e4ca5ab1089bfbeaf7727a/tumblr_nxyj2xfsv21ropl5eo1_540.jpg