Any Suggestions on how to prevent the FFC Dust issue in the 920?

[lumia920winpho]

Hi all,
Regarding the FFC issue, Do cases help in preventing it? If so, which ones? Please share any other suggestions you have?
Thanks

 

[rockstarzzz]

Search button will lead you to TWO threads talking about this.

 

[palandri]

Read this article: How dust gets inside your Nokia Lumia 920's front facing camera | Windows Phone Central