You know, I struggle with your reply here, it is not really adding anything to the conversation.
Instead what would unlock this discussion is if say 5 communities in the wild that really want this feature funded it in marketplace, I suspect $500 would do the trick.
This is all that needs to be added:
It is not a trivial change, but it is not particularly hard and as I said before pr-welcome, we are comfortable shipping with this extra class in core.
The problem is that “level of passion” of users that “must have this feature” is strongly not correlated with “level of passion” forum moderators have for this feature.