It's not just you. An email that starts with "I would like to start a dialogue about our plans for..." makes me think "uh-oh" immediately. Slicehost has only changed for the worse since their merge, from my experience with them :/
I recommended them to several friends and colleagues, but from what I've seen of Rackspaces offering I wouldn't be able to do that with them.
RIP Slicehost :(