13. The computing system of claim 11 , wherein identifying the contextual state of the graphical user interface includes identifying a plurality of contextual states, and wherein the storage machine further holds instructions executable by the logic machine to: assign a priority order to the plurality of contextual states; and wherein the voice command is selected according to the priority order.
11. The computing system of claim 10 , wherein the storage machine further holds instructions executable by the logic machine to: identify a contextual state of the graphical user interface; and wherein the voice command is selected from a context-specific subset of the set of voice commands, the context-specific subset including voice commands for controlling operation of the computing system in the contextual state.