Q4U is shown with three computers and three projections. The left and right are for the two local players,the middle is keep for the artist when he is in the space, or showing as a Separator when he is not there. All the three computers are connect to the inernet, in fack one of them is a server, which logging to a master server, so players all over the world can find and play with these three computers. Q4U is not only an interactive, internet connected installation, but also a real time performance.