Even just "what elements on the screen are clickable" would be a huge improvement, not to mention visual feedback that you've clicked/touched such an element.

Even just "what elements on the screen are clickable" would be a huge improvement, not to mention visual feedback that you've clicked/touched such an element. At least loading indicators are back in fashion, the brief period where it was assumed everything would be instant and so they binned visual feedback that the user is awaiting something is over.