“Imagine computers in a group providing disk storage for their users, transparently swapping files and optimizing their collective performance, all with no central administration. But the machines providing this pool of virtual storage dare not trust one another completely. Indeed, a hacker takes over one of them and ruthlessly begins attacking others in the group. But not to worry. Thanks to an experimental operating system technology called Byzantine fault-tolerant protocols, users and their data are protected.” Interesting article at CNN, exploring the FarSite project that Microsoft Research and once again exploring the idea and the potential of Distributed Operating Systems.