what is a usage pattern for "static" in an interface?

[dennis luehring]

Am 03.02.2012 13:02, schrieb Jonathan M Davis:
> C++ doesn't have interfaces, and C# and Java don't allow function
> implementations of any kind on interfaces. The same is not true for D.

but as you can see in my example - my static function isn't implemented 
in the interface scope

interface test
{
   static void blub(); <----
}

there is no example of an not implemented static in a interface