When the URL of a regular (not deleted) question is entered in a post, e.g.:
It will be parsed, and the final post will contain the title, able to read by humans. Here it is:
But for deleted question such parsing doesn't work. E.g.:
Ends up with:
By contrast, if I open a link to a deleted question in the browser's private mode (even after deleting a title from link, i.e. only with question id), the title slug is generated and I can see a correct title:
I think this inconsistency should be fixed and links to deleted questions should be parsed the same as links to regular ones.