Exactly. Hyper accurate clocks. Don't gain and don't lose. Which is why you may use them to detect differences in the flow of time in various locations. It's j

Exactly. Hyper accurate clocks. Don't gain and don't lose. Which is why you may use them to detect differences in the flow of time in various locations. It's just one of my peeves, "clocks slowing down in hight gravity". Nonsense, it's time itself which "slows down".