What defintion of 'backup system' are you using ? I don't see any suggestion that losing this copy will have an adverse impact on normal operations. My guess would be that it was for some kind of offline ad-hoc analysis.
I do agree with your general point that assuming backups will...
Definitely not. AU/NZ plugs have the power pins at 45 degrees. If that had arrived, my general inquisitive nature would have led me to look it up.
I needed to look this up when 'home' for when the covid WFH plan for one employee would have been New Zealand.
Plenty of euro power cords have gone in the appropriate recyling container. Don't recall ever receiving an AU/NZ lead. Not saying it can't happen.
From the other side. A company I worked for includes 'all the power/video/data cables you might possibly need'. The cost is considerably more...
The history, starting in 2009, is in Section 1 here: https://ec.europa.eu/docsroom/documents/46755/attachments/3/translations/en/renditions/native
A couple of quotes from what is a long and wordy document:
I can't find anything in either of the OP's posts describing the means of payment they were using at Leeds.
Edited to add links: