I think a more "Apple-y" design choice than full-scale widgets will be "active icons". There would be an API for an application to update its icon. The canonic

I think a more "Apple-y" design choice than full-scale widgets will be "active icons". There would be an API for an application to update its icon. The canonical example would be that the weather app could actually show the weather as its icon. (Similar to how Apple's built-in calendar app shows the current day.)