Here's the source for the info: http://jp.finalfantasyxiv.com/lodest.../blog/2192330/
Could be real, could be made up, idk, wasn't on camera, just some guy asking Yoshida at the event.

Says Alexander Savage difficulty is going to be on the level of what FCOB savage would've been like.
If it's as hard as SCOB savage is, that seems somewhat contradictory with the whole "being considerate with content development costs" idea.