> 'Please revert' seems to be from the 00's, it's 'reply'. There are others I've tried to ignore and forget. Reversion to a topic during a conversation has bee

> 'Please revert' seems to be from the 00's, it's 'reply'. There are others I've tried to ignore and forget. Reversion to a topic during a conversation has been used for centuries, especially when a conversation reverts to a tedious or exhausting topic. So if you accept that you want someone to get back to you on a dreary or boring request, then it's particularly apt.