Abstract: In an embodiment, a data processing method comprises receiving, by a mobile app, incentive data comprising one or more app event types, wherein each app event type is associated with an incentive frequency value and a reward type; detecting an occurrence of an app event of the mobile app, wherein the app event is associated with a particular app event type of the one or more app event types; determining, based on the incentive frequency value for the particular app event type, whether to generate a scaffolding event comprising displaying an advertisement and providing a reward of the reward type associated with the particular app event type; displaying the advertisement and providing the reward; wherein the method is performed by one or more computing devices.

Abstract: In an embodiment, a digital data specification of a compound advertisement comprising a plurality of ad units is received at an advertisement delivery server computer, where the digital data specification of the compound advertisement specifies one or more sequential dependencies between one or more ad units of the plurality of ad units and a bid value for each ad unit of the plurality of ad units. Based at least in part on a particular sequential dependency of the first ad unit upon a second ad unit of the same compound advertisement and a bid value associated with the first ad unit, a first ad unit of the compound advertisement is selected for display at a separate user computing device using the advertisement delivery server computer. The first ad unit is caused to display at the particular user computing device.

Abstract: A system includes a single common graphical user interface for a network of home appliances, comprising a communication window and a task window, both of which are connected to the network. A communication window includes agent utterance bubbles associated with a software agent, and user utterance bubbles associated with a user of the appliances. The agent utterance bubbles display agent utterances, and the user utterance bubbles display user utterances to be selected by the user in response to the agent utterances. A task window includes a selection window for selecting tasks and appliances, and an application program interface for a selected task and appliance. A network of home appliances includes several home appliances connected to an appliance controller by a network. The appliance controller includes the single common graphical user interface.