Facebook Creating a Seal of Application Approval?

Kara Swisher speculates that Facebook is going to announce a “preferred” developer status at f8 tomorrow for those “developing in a way more in line with the goals of Facebook Founder and CEO Mark Zuckerberg.”

While no one knows exactly what Facebook’s criteria or rewards might be, Ben Ling, Facebook’s Director of Platform Product Marketing, openly discussed Facebook’s intentions to create something like a “certification” process by which Facebook might be able to bring attention to and reward developers meeting its criteria several weeks ago at GSP East.

What benefits might Facebook give to those it recognizes?