show date of last update for each screen
At this time one can see "The date when the design specs was last updated"
When working on a living project, with constant improvements, or in general during development phase, it would be pretty handy for
- developers (identify what to do)
- testers/customers/responsible persons (what to review)
to easily see that there where changes on special screen since last look by showing date and time of last update for each screen.