From Guild Wars 2 Wiki
 Update - 13 February 2013
No content changes were included.
 Guild Wars 2 Wiki Notes
- Several achievements (like Slayer, Weapon Master, Gold Hoarder or Lifetime Survivor) have been lowered by one if completed.  A fix for this issue is scheduled for the Flame and Frost: The Gathering Storm release.
- Build: 16,700.