Curable compositions, cured compositions, and articles that include the cured compositions are described. The first and second body sections are folded about the living hinge to form a hollow chamber. The system applied NAS or CAS features to stored files according to the view status of the file. 25, wherein IW and ID represent scattering intensities as measured in a wet state and a dry state, respectively, at a parameter s2sin of 0. Also, a first presence signal is associated with the first network, and varies in response to a condition of a connection between the communications device and the first network. The communication system may include a signal processor configured to separate an input stream into multiple signal paths to facilitate simultaneous transport through a communication medium.