Rob ter Horst, PhD., a scientist with a monopoly for scientific smartwatch accuracy testing?

Since if there would be a second Rob ter Horst on the planet who tests the accuracy of smartwatches scientifically, would not many retreat from smartwatches, scientific smartwatch test and scientific smartwatch testers? Is there a marketing trust for smartwatches behind it? Marketing trusts are forbidden in Switzerland: Talk to your lawyer about it and …