This word, or the adjective "RECOMMENDED", mean that there may exist valid reasons in particular circumstances to ignore a particular item, but the full implications must be understood and carefully weighed before choosing a different course. RFC2119

This phrase, or the phrase "NOT RECOMMENDED" mean that there may exist valid reasons in particular circumstances when the particular behavior is acceptable or even useful, but the full implications should be understood and the case carefully weighed before implementing any behavior described with this label. RFC2119

This bug has recently been added to the database. Nobody has confirmed that this bug is valid. Users who have the "canconfirm" permission set may confirm this bug, changing its state to CONFIRMED. Or, it may be directly resolved and marked RESOLVED.

The problem described is a bug which will never be fixed

All attempts at reproducing this bug were futile, and reading the code produces no clues as to why the described behavior would occur. If more information appears later, the bug can be reopened.