I own the UP24, which uses bluetooth and still manages a full two week battery life (with the latest firmware.) I had the exact same experience with the 24 and

I own the UP24, which uses bluetooth and still manages a full two week battery life (with the latest firmware.) I had the exact same experience with the 24 and the rubber enclosure warping. It's very disappointing that Jawbone has such hardware quality issues, as I vastly prefer its software to that of my FuelBand and Fitbit.