Chain end functionalized fluoropolymers are disclosed exhibiting good chemical reactivity high breakdown electric field and high dielectric constants. When a radio access network is deciding whether to release traffic channels assigned to one or more of a plurality of mobile stations, the RAN may prioritize the release of the assigned air interface traffic channels based on reported air interface conditions. The first computing device may also request at least a first portion of the createdupdated content from the second computing device to contribute to synchronizing the first and second computing devices with respect to the content. The shadow illuminator provides illumination only to areas which are considered to be in the shadows with respect to the light source the shadow illuminator is associated with.