inputs.text: runners musthave - ive running 12 years first tracking device ive used run 2 halfmarathons typically run 4x per week purchased sport band use ipod shuffle running not like wear large armband iphoneipod touch im running 10 miles time lighter better also love brooks adrenaline shoes liked could still use watch without nike shoes simply bought cheap mivizu brand pouch sensor goes front laces accuracy never issue not expect accurate calibrated ive found 002 mi example end street 9899 miles watch say 100 no big deal also accurate indoor track run winter love feedback provides charts stats creates nikepluscom website great motivators website interface attractive dont feel like studying boring data also really fun reach certain mileage level video paula radcliffe pops used watch check pace entire race recent half marathon helped achieve far better time expected comfortable dont even notice wearing watch also think far stylish watches ive seen overall accurate fun view training data site look forward uploading data run complaint lack iphone app view data later want review displays mobile site not notes wrote hope nike continues produce product even though seem mostly focused iphone gps app right serves purpose great would lost without