I have found one of the first vids of the new iPhone 3GS's functionalities tested by a Brazilian site. They seem to already have several brand new iPhone 3GS's in their possession.

So for those who don't understand Portuguese and who are sick and tired of Yael Naïm’s iPhone song, you will at least be able to make yourself an idea about the new functionalities: quicker interface, video functionalities, Compass and of course the Voice Control.

So here comes the vid: