The point is that given the accuracy of the tests in the Stanford study all 50 positives could have been false positives. In other words, they don't have the t

The point is that given the accuracy of the tests in the Stanford study all 50 positives could have been false positives. In other words, they don't have the testing power to discern if it is even 5x. Until about 5% of the population is infected the current antibody tests are useless.