Originally Posted by
derekcohen
Bob, the problem with this "test" is that it does not include a measure of motivation or desire. My definition of a reward is that it must fullfill two conditions: the item must be desireable, and it must be accessible. What is being assessed here is the ability to wait, that is, how they deal with accessibility, which is not defined in terms of time - the issue of time awareness is a huge one, which is beyond a simple reply here. They have also not determined whether the prize is desirable to the same level for all.