A seat mounting assembly including a swingarm configured for attachment to spaced-apart floor tracks, and a plinth having a seat mounted thereon mounted on the swingarm such that the swingarm is configured to deflect in a direction away from the plinth in response to floor deformation. The protective diapering system including a diaper having an anterior flap, a posterior flap, and a fenestrated flap disposed between the anterior and posterior flaps. The shell includes a top wall and a rear wall, wherein said rear wall is connected to said top wall and is arranged opposite to said mating side. The rear substrate has multiple pixels, each has a reflective region and a transmission region. The gates of a number of differential pairs of transistors receive the various clock signals.