Depends strongly on how your represent the accuracy of your test to those using it. If you are up front about the level of accuracy it should be fine. But my l

Depends strongly on how your represent the accuracy of your test to those using it. If you are up front about the level of accuracy it should be fine. But my limited understanding of this case is that the Edison machine was so inaccurate as to be near useless. So if customers had been informed about how bad it was, they would not have chosen to use it.