The exact point of my comment is that the evidence is not as strong as claimed in the popular conception, as there has not been independent confirmation via a m

The exact point of my comment is that the evidence is not as strong as claimed in the popular conception, as there has not been independent confirmation via a multimodal technique. To date there has been a single, unreproduced, nonindependent, multimodal observation... A good start, to be sure, but still folks like yourself are saying that it would be foolhardy to merely believe GW.