Embodiments of the invention include expandable, implantable devices and methods. To match the aspect ratios of a video image and the target display area, at least one embodiment of the present invention scales the video image according to one or more nonlinear functions along the horizontal direction andor the vertical direction. One or more samples from the one or more batches of samples based on delinquent information are selected. The transceiver transmits information concerning the detected quiescent period for use by the other transceiver to determine when to transmit during such quiescent period. , sulfur and benzoic acid, and phytohormones: auxins, gibberellics and cytokinines in different combinations for each of the variants of the product.