What does it mean that Rob ter Horsts scientific results about smartwatch accuracy where not reproduced in scientific papers up to the present day?

Rob ter Horst started testing smartwatch accuracy systematically and scientifically around 4 years ago on YouTube: But would one not expect 100 papers if Rob tests 100 smartwatches, which he tested up to last year? But this did not happen. On the contrary. The number of papers about smartwatch accuracy decreased: Only very rarely, we …