> With 0.01% and two different tests, you will get a false positive in every 100'000'000 tests. That doesn't sound right to me (i.e. only the case if false pos

> With 0.01% and two different tests, you will get a false positive in every 100'000'000 tests. That doesn't sound right to me (i.e. only the case if false positive distributions are independent and uncorrelated, which seems unlikely), but I don't know enough about statistics and epidemiology to dispute it.