Article contains some a priori speculative criticism of the test. I wonder if its empirical efficacy has been assessed in the current epoch, and how that would

Article contains some a priori speculative criticism of the test. I wonder if its empirical efficacy has been assessed in the current epoch, and how that would compare to using AI to assess facial features towards the same end. Peculiar that the designers tried to measure interest rather than arousal (which can be done somewhat reliably by taking readings from the genital area).