MoCA. The Multimedia over Coax Alliance. Home networking done retro. Interesting.
The goal of MoCA is to create specifications and certify products that will tap into the vast amounts of unused bandwidth available on the in-home coax without the need for new connections, wiring… More than 70% of homes in the United States have coax already installed… The technology underlying MoCA provides the vital elements necessary to distribute DVD quality entertainment throughout the home – high speed (270 mbps), high quality of service (QoS), and the innate security of a shielded, wired connection combined with state of the art packet-level encryption