Well thought out suggestions,
I might prefer to "identify" items individually, as I immediately see if it's a useful item, and to whom I might want to send it.

As for the Hiver, lets see what l-space has to say about him/her/it:
http://wiki.lspace.org/mediawiki/index.php/Hiver
Quote
Hiver
A strange organism in many ways. They are [...] incapable of thought. [...] They are parasitic.