The reasoning is the device is useful for things that don't require a license. i.e. distilling water, extracting essential oils, etc etc. I believe its even legal to *grow* magic mushrooms, just not to dry or eat them
I think that is what has caused problems with this information, the apparatus is legal, but the only thing they think you want to do is make booze.
This is a question that Wayland could answer, did the vikings not freeze mead/beery stuff, and then take the not frozen liquid off the top. I am not sure how safe to drink this would be as it would be basically pure alcohol.