UI

Jesen Harris's post Picture This: A New Look For Office reveals a revamped UI for Office 2007.

With all those Web applications springing around, it's getting competitive.

Honestly, the old (initial) one looks more polished, whereas the new revamped one looks refreshing. I hope they can blend a better shade of blue, because it looks suspiciously like coughdrops.

This is totally awesome.
Take a look at Good User Interface Design Tips, it's really a good one.