User blog comment:DaNASCAT/Technical Update: November 22, 2011/@comment-3451074-20111123210525/@comment-2200849-20111124183318

Wikia's oasis.scss still contains the data, but there's no guarantee it won't be omitted once the change is rolled out globally. As of now, it should work without the CSS, but once it debuts, you will need to add it (I will still have it then).