See the discussion about the Verity Sense in DC Rainmaker s blog below his review, which we had with DC Rainmaker about the Verity Sense update: https://www.dcrainmaker.com/2021/02/polar-verity-sense-optical-hr-sensor-band-in-depth-review.html No, DC Rainmaker is not infallible. If DC Rainmaker is fed up of having to refute our claims, that is his right. But he cannot convince us either. …