> >This sounds like fun, assuming that the thing actually works. Any ideas?
>
> They demonstrated this on British TV a few weeks ago, checking Clinton's
> denials of his alleged affairs. The machine said he was telling the
> truth... I'll leave you to make your own conclusions as to its accuracy.
Such a device *cannot* tell if you are "telling the truth".
The most it can do is tell if *you* believe that what you are saying
is true. That is a far, far different thing from determining whether
what you are saying *really* *is* true.
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