Abstract: Systems, methods, and computer program products for assisting play are disclosed. In some examples, the system may include a portable computer including a user interface configured to receive input from a user, and a computer communication mechanism configured to transmit computer data based, at least in part, on the received user input; and a plurality of portable devices each including an enclosure, a device communication mechanism within the enclosure and configured to receive the computer data, a proximity sensor mechanism configured to detect proximity of one or more other portable devices of the plurality of portable devices, and an audiovisual output mechanism configured to generate at least one of an audio output and a visual output based on at least one of (1) the received computer data and (2) the detected proximity of the one or more other portable devices.

Abstract: An electrostatographic apparatus having a movable liquid development assembly to compensate for variance between the liquid developer applicator roll and the imaging surface in which the development assembly comprises a reservoir receptacle having a liquid developer applicator roll member movable into and out of contact with the surface of an imaging member, the receptacle having support means including a plurality of arms to suspend the development assembly from a fixed support.