I know this was discussed quite a lot in 2019.
It is the ability to add a ‘status colour’ that is not covered by the current statuses offered by GS.
The link below suggests that it might be looked at.
https://help.iwascoding.com/t/using-colours-with-the-item-status/5247
I now have 20 items which I have recently sold outside of Ebay that I would love to treat as a separate status group.
David