Exchange 2013 RTM CU1 preliminary release date is April 2nd.

According to a post from the Exchange, the release date for Exchange 2013 RTM CU1 is currently planned for April 2nd. Great news even though it is a bit delayed. I am very much looking forward to this and I know that many of you are as well.

I will post as soon as there are any updates on this, here is the original post:
http://blogs.technet.com/b/exchange/archive/2013/03/25/exchange-2013-rtm-cu1-status.aspx