Here is a really great example of how Microsoft office improved usability of features. When scheduling meetings it's often a pain when you have to take into account time zones. If you click on the Time Zone button on the Ribbon bar in Outlook 2007 you can specify the time zone that your meeting starts. Outlook will automatically publish the meeting at the correct time on your calendar.
Now when we go back to Calendar view we see the meeting is scheduled at the correct time in Easter Standard Time (1:00pm):
If I change my time Zone as always all my appointments are adjusted:
