1. A system for input gesture recognition, comprising: a first camera having a first optical axis; a second camera having a second optical axis; a computer processor, wherein the first and second cameras are connected for data transmission to the computer processor; and a non-transitory memory having a plurality of instructions stored thereon that, when executed, cause the computer processor to compare images from the first and second cameras and recognize user hand input gestures without the performance of stereo imaging calculations, wherein the first and second optical axes are angled with respect to one another by at least about 30 degrees.