MSExchange Team blogged about new categories for on-premises and the removal of the anonymous post on their blog.
It’s been a while since we posted something related to intent and operation of this blog. Since our first post in 2004, we have worked hard to give you the latest news and upcoming details about various versions of Exchange that were “new” and “in-market” at the time. Yup, some of us have been with the blog from day one.
First and foremost, this blog is the official blog of the Exchange Product Group (the “Exchange Team”). This is the same team of program managers, developers, testers, and other engineers at Microsoft that build Exchange for both on-premises releases and for Exchange Online/Office 365. In many respects, one could think of this scenario as us creating one product and then shipping different product SKUs. While this is a bit of an oversimplification, think of it as a single code base that gets shipped to different customers in different ways. We went into some detail around explaining how this process works in our Servicing Exchange 2013 post(one of the crucial points being that the speed of innovation/engineering).
Read more at source: http://blogs.technet.com/b/exchange/archive/2014/02/10/ehlo-again-the-exchange-team-blog-defined.aspx