It was only a couple of patches in a row where they decided to release notes a week early; I bet they went back to not releasing information at all in advance because of economic implications.

"Hey guys, there's going to be a new way to get such and such an item!" ...item crashes in price.
"Hey guys, the next step of relic/some other new content is going to demand x number of these items" ...item skyrockets/first people to the mb get to buy a lot of cheap items to resell for mass profit.