is it a bug? protection attributes on interfaces/abstracts have no effect outside module?

[Manfred Nowak]

dennis luehring wrote:

> that means i can't hide an interface inside a module?
 
I cannot find the definition of members of modules. Therefore this 
conclusion might or might not be true.

The docs say something about "Member Templates" thow:
http://www.d-programming-language.org/template-comparison.html

-manfred