This is for sure Google's April Fools joke for this year. Check it out - Gmail Motion. http://mail.google.com/mail/help/motion.html UPDATED - Click on the try now button...
I have seen this google motion and I find it funny right after I visited the page for it so I didn't bother to try it. However are you saying that it is a joke? Well i must check it out once again then.
hahaha, what a humorous act by Google. I never thought google might do something innovative. Thanks for sharing the link.
I Don't know why you people are saying it Fun? I don't thin it is a joke.. read here- http://mail.google.com/mail/help/motion.html It is in BETA version.