A method, system and computer software product for improving rate-distortion performance while remaining faithful to JPEGMPEG syntax, involving joint optimization of Huffman tables, quantization step sizes and quantized coefficients of a JPEGMPEG encoder. The group of settings corresponds to selections from first equipment of a user via an accessory management application. A secondary reed switch cover further covers the primary reed switch cover and the secondary reed switch cover connects with the reed switch base. The components define the processing on a device runtime environment of messages communicated over a network between the device and a datasource. Material from a molded semi-rigid member may flow over or into geometries provided in a flexible expansion member for joining. The at least one rib assembly includes a plurality of primary ribs contacting the first conveyance wall plate, each having a first thickness in a recording medium conveyance direction; and a plurality of secondary ribs mounted on selected ones of the plurality of primary ribs.