When first enabled, only single braces are shown inside a function. When and if statement is expanded, the braces from the if are expanded and so is the following if statement. But, not the if statement associated with the expanded braces. When collapsed, the if statement does not hide. However, the expanded singe brace is now collapsed as an open-close brace pair.
I have attached a pdf file with images of each step.
Maybe this is correct and I am misunderstanding how Selective Display is supposed to work. I am just starting to work with it.