[bbgapril]

But, Pavlov proved that the dog's desire for a need is greatest, and the energy spend seeking that need is greatest, when satisfaction of that need is uncertain. Even after the dog has just had this need met, he will sooner begin trying to meet that need again, since the dog can never be sure when that need will ever be met again.

This brings us back to the original question, and the entire point of erotic teasing, which is that, the excitement of a teasing game is based upon the unpredictability of the orgasm, and the increased desire and efforts the 'teased person' puts forth to achieve the unpredictable orgasm from their partner.