Muchos interesting! In fact, really radical of an app these days, to sport such collaboration features, when multi-user project management is a no-go because of different standards all over the place (CalDAV, WebDAV, superDAV and whatnot).
I can't wait to begin sending some love letters to my wife with this app!
If I'm allowed to, I'd like to include a wish for a feature request here:
I'd like to be able to minimize the widget somehow. Perhaps you could make that tasty looking noodle box clickable?