All OSs are very old and obsolete. We are having Obsolete os stuffed down our throat because of Licences issus. We need OS based of Peer to peer. It is much better fault tollerent for file sharing. It can be made highly secure. Even streaming can me made much faster for video. Even emailing system is obsolete. Peer to peer exchange has much faster transport than low and expensive bandwidth with one site use.Peer to peer parallel processing can be used for supercomputing performance with slow processors. Miilion/Billions users can share few powerful computer. Cloud computing is nothing compared to the power of Peer to peer processing.