Google’s Fitbit Air is super comfortable, but its AI coach is already hallucinating

What should a modern fitness tracker be in 2026? With smartwatches readily available — and for not much more than your run-of-the-mill Fitbit — it’s a tricky proposition, especially for brands like Google that live in both spaces . The Fitbit Air feels like an admission from Google that Whoop, the obvious competitor for something like this, is on the right path, offering a minimalist band that exists to gather data, not to serve as a miniature wrist-based computer. So far, I’m liking what I’m seeing from my time with the device, but not without some unsurprising concerns surrounding its AI coach. more…