Forget iDay,RoboCup starts tomorrow. Over the past few years, Geogia Tech has emerged as a global leader in robotics research and innovation and they are hosting the 2007 event.
RoboCup is an international attempt to foster AI and intelligent robotics research by providing a standard problem where wide range of technologies can be integrated and examined. They get robots to play soccer with the ultimate goal of developing by 2050 a team of fully autonomous humanoid robots that can win against the human world champion team in soccer.
From this humanoid league video it is apparent they have some work to do.