In a regulated environment the compliance with development processes need to be proved. An organization needs to be able to access all artifacts for about 10-15 years depending on the regulation requ...
That was removed in 7.0.7027 according to the release notes for that version:
- fixed --- Archive Content Cache should go away (Case 61901)
(A contender for "most pointless release note" if ever there was one.)
I can guess at a few reasons for this decision-- this function was achingly slow and kept the DB locked for a long time; disk space isn't as expensive as it used to be; the cache layout has changed and the archive function was no longer compatible; despite the UI's claims to the contrary there was no good way to restore "archived" content. (Good luck chasing those MD5 filenames through several layers of database pointers.) But these are only guesses.