9. A method, comprising: receiving, by one or more computing devices, a request designating content, wherein the content has a user-selectable element; determining, by at least one computing device of the one or more computing devices, an audio command corresponding to the user-selectable element, the audio command being determined based at least in part on an acoustic differentiation between the audio command and a different audio command meeting or exceeding a threshold; associating, by at least one computing device of the one or more computing devices, the audio command with the user-selectable element; and causing information associated with audio command to be visually output by a projector associated with the second device.
9. A method, comprising: receiving, by one or more computing devices, a request designating content, wherein the content has a user-selectable element; determining, by at least one computing device of the one or more computing devices, an audio command corresponding to the user-selectable element, the audio command being determined based at least in part on an acoustic differentiation between the audio command and a different audio command meeting or exceeding a threshold; associating, by at least one computing device of the one or more computing devices, the audio command with the user-selectable element; and causing information associated with audio command to be visually output by a projector associated with the second device. 14. The method of claim 9 , wherein the user-selectable element is associated with audio, and wherein determining the audio command comprises performing speech recognition to identify one or more words that correspond to the audio.