Eye-candy in Windows 7 (part 1 of???)

When playing around in Windows 7 I noticed the following:

When i hovered over it it showed:

the green in the folder button, is nothing more and nothing less than the progress bar of the copy process running. this means that you do not have to pull forward the progress window to show how for it is.

I know it is eye-candy, but I love sweets.