My curiosity: I see that the selected note is always listed in the list of entries in the “See also” window.
I wonder if this is desired or necessary programming choice, because I do not see the utility. But I repeat: this is just one of my curiosity not a complaint.
This is also useful when you reviewing the content of a smart group – when you select a document found by the smart group, See Also tells you in what group the document (original) is located.