Methods, systems, and apparatuses are described which are capable of mitigating interference between piconets. The client application is configured to maintain a list of contacts and allow a user of the media appliance to establish communication events with contacts via a network interface and packet-based network. A polarizer protective film according to the present invention includes a acrylic resin having a lactone ring structure and core-shell type nanoparticles having a core layer made of a rubber polymer and a shell layer made of a glass polymer.