Simultaneous operation of a short-ranged time division duplex system with a mobile wireless broadband system may be implemented through scheduling and aligning both sets of communications. An opening area Ai of a channel of an image forming ink is smaller than the opening area of the channel of an image non-forming ink in a confluence of the plurality of inks, and the opening area Ai has the following relationship with a minimum ejection volume Vi of the image forming ink:. The maximum headlap overlap dimension is beneath the headlap portion of a subsequently installed shingle laterally proximate the openings in the buttlap portion of the subsequently installed shingle. The living hinge allows the cap to fit over the annular ring on the drum finish. The packet engine implements a routing algorithm which operates on at least the data traffic in the network and the optical transport topology.