According to this blog entry: http://googleblog.blogspot.com/2010/06/art-of-homepage.html http://googleblog.blogspot.com/2010/06/art-of-homepage.html this is

According to this blog entry: http://googleblog.blogspot.com/2010/06/art-of-homepage.html http://googleblog.blogspot.com/2010/06/art-of-homepage.html this is a 24 hour promotion to let people know about their background feature. Either way, it stinks.