17. The method of claim 2 , wherein the step of detecting at least one connected component comprises the step of detecting a plurality of touch connected components and at least one hover connected component to generally determine an orientation of the appendage of the user, so as to enable the gesture to be correctly recognized.
17. The method of claim 2 , wherein the step of detecting at least one connected component comprises the step of detecting a plurality of touch connected components and at least one hover connected component to generally determine an orientation of the appendage of the user, so as to enable the gesture to be correctly recognized. 21. The method of claim 17 , further comprising the steps of: (a) analyzing temporal patterns of a plurality of sets of touch connected components as the touch connected components change over time; (b) identifying appendages of each of a plurality of different users, where the appendages are hovering adjacent to the display surface; and (c) determining that groupings of multiple fingers in contact with the display surface belong to specific ones of the appendages, and thus, belong to specific users, based on an orientation of each appendage, and on the temporal patterns.