FWIW, I don't use Apple anymore. But I think this would be a nice product and it'd also stimulate the market. Right now, most expensive fitness trackers rely o

FWIW, I don't use Apple anymore. But I think this would be a nice product and it'd also stimulate the market. Right now, most expensive fitness trackers rely on smartphones. I think only Garmin and Polar can be set up without a smartphone, but Polar still relies on smartphones for GPS updates.