Share 'A Function I would Like to See Added'

Today I checked my store's wish list. There were things on it that had been removed a few weeks back. The list stays more current than it used to, but I would love it if the list would be updated whenever inventory is removed from a store. Is there some way when an item is removed from the inventory that it can also be removed from the wish list? I know this is trivial, but it would make the wish…