A view years ago, Peter Gamma from www.petergamma.orgwrote many negative feedback about ant + sensors: https://petergamma.org/category/ant and ble sensors: https://petergamma.org/category/ble-sensors And suddently, the Adafruit Pyloton Open Source Bike Computer came onto the market: Which was great. But unfortunately only view scientists use smartwatches for scientific studies: And are there other scientists than Rob ter Horst …