List of outdated stickies

Are considered "outdated" all stickies where is set a date equal or below the current one, for example if them were used to write a quick note without changing the starting date. If these stickies are closed moving them outside one of the LATERAL EDGES of the monitor, them are saved to disk and can be displayed via the appropriate window, that can be opened:

Once you open the window, you can perform a search in the text of the various stickies saved in the database or you can delete any sticky considered almost useless.