public import and bugs it causes

[bearophile]

Walter Bright:
> I don't agree that it's a hole or a bug. The designer of an imported module has 
> complete control over what names will be visible to the importer and which 
> aren't. This is as it should be.

Giving you answers here is not useful. You can take a look in Bugzilla for bug reports that contain details about the many holes of the D module system.

Bye,
bearophile