I'm going to assume that it was just posted too soon? Based on the pages that have been pulled, but that are still accessible via Google's cache, this property is supposed to join in August.
It'll definitely be nice to have another option in downtown Boston-- particularly a nicer option. The room rates may be sky high at the Back Bay property at times, but the physical plant itself is quite inferior, IMHO, compared to many of the other options in the city under competing flags.
The Ames opened as a Morgans Hotel but has been independent for the last few years.