User blog comment:Sannse/Your First Look at the New Wikia/@comment-1999323-20100921052332/@comment-3100721-20100922050430

The work you put in won't be for waste, you can import them to MediaWiki:Wikia.css for the new look or use the Theme Designer whenever it is ready. Nothing will ever look the same, it's just that state of the game.

There is no if, it is when. Monaco will be around while the Oasis/Wikia skin is being rolled-out to all the wikis. Now how long they will support it after Oasis/Wikia begins open-use is another question entirely.