"In order to facilitate interoperability and enable customers and vendors to access the data in .pst files on a variety of platforms, we will be releasing documentation for the .pst file format."
Archived Links don't appear on your main links page, but you can still find them using tags or search. If the link is public, other people can still find it, too.
If you're posting many links, this lets you clean up your link list without deleting anything.
