1. A method of controlling a computing system executing one or more applications, the method comprising: receiving a tactile user input on a tactile sensor array; and recognizing the tactile user input as either an individual gesture or a series of gestures; determining if the recognized gesture is specific to the application being executed on the computing system or not; upon determining that the recognized gesture is specific to a first application being executed on the computing system, invoking a first command to control the first application based on the recognized gesture; and upon determining that the recognized gesture is not specific to the first application being executed on the computing system, invoking a second command to control one or more aspects of the computing system based on the recognized gesture, wherein at least one of the first gesture and the second gesture comprises a finger angle.