Do not rename a target.

Ask before overwriting.

The renaming has no safeguards

If the user has permission to rewrite names,

the command will perform the action without any questions.

the result can be quite drastic,

unless you truly know what you are doing.

rename can be terminal, where you press ENTER.

rename requires only a single key unanticipated error …

Found poem (erasure) from Linux Man Pages. Complete text at: