The studies that have been done are simple compared to the kinds of lies you find in courtrooms or other places you want to use this technology. The vast majority of research has been done with yes-or-no answers. |
There is a certain distancing that history gives us from certain kinds of artifacts. If you had called me and said these are books from Nazi Germany, I would have a very different response. |
There still are a variety of false positives and false negatives. And also, there is an enormous under-study of [mental] countermeasures that can be used with this. |