1. A computer-implemented method for input by a human operator of degrees of preference for one or more products, items or services in a single swipe or gesture, comprising: providing a computing device having at least a processor, a memory, a display, and an interface for inputting of the gestures; providing software loaded into said memory; displaying in said software a rating scale having a range of values representing said degrees of preference; displaying in said software one or more objects representing said products, items or services; providing a pointer means which said human operator may manipulate to perform said gestures using said interface; selecting, and adjusting the positions of one or more of said objects relative to said rating scale, by said human operator, in said single swipe or gesture; and recording of said values, indicated by said positions of said objects relative to said rating scale.