If your on Digg, plz Digg this:

[JohnnyApple]

Breaking: Apple statement on white iPhone 4 delay!

 

[MikesTooLz]

LOL
didnt know making white VS Black was that much more complicated.

They probably found some issues with the white ones like they did with the 3G and 3GS where they would become discolored or crack on their own.