I disagree, I don't usually hear hertz as a unit outside of display refresh rates. If they had said "The watch scans for crash events at 3000 hertz" it would so

I disagree, I don't usually hear hertz as a unit outside of display refresh rates. If they had said "The watch scans for crash events at 3000 hertz" it would sound strange and incorrect to me year. And an always-on display being able to refresh at 1 hertz is a selling point and a good thing, no?