> I said that they work. But they don't. Companies massage their financials. This, by definition, throws off your screeners (false positives / false negatives

> I said that they work. But they don't. Companies massage their financials. This, by definition, throws off your screeners (false positives / false negatives). Other times companies don't screen well, they might be technically "weak" if your definition is based upon screening, but they are actually perfectly viable and actionable investments. I see both, a lot.