▁more ▁dur able ▁than ▁others . ▁In ▁particular , ▁failure ▁rates ▁for ▁i P ods ▁employ ing ▁hard ▁drives ▁were ▁usually ▁above ▁ 2 0 % ▁while ▁those ▁with ▁flash ▁memory ▁had ▁a ▁failure ▁rate ▁below ▁ 1 0 %. ▁In ▁late ▁ 2 0 0 5 , ▁many ▁users ▁compla ined ▁that ▁the ▁surface ▁of ▁the ▁first - gener ation ▁i Pod ▁N ano ▁can ▁become ▁scratch ed ▁easily , ▁rendering ▁the ▁screen ▁unus able . ▁A ▁class - action ▁law suit ▁was ▁also ▁file d . ▁Apple ▁initially ▁considered ▁the ▁issue ▁a ▁minor ▁defect , ▁but ▁later ▁began ▁sh ipping ▁these ▁i P ods ▁with ▁protect ive ▁sle e ves . ▁ ▁Labor ▁disput es ▁On ▁June ▁ 1 1 , ▁ 2 0 0 6 , ▁the ▁British ▁tab lo id ▁The ▁Mail ▁on ▁Sunday ▁reported ▁that ▁i P ods ▁are ▁mainly ▁manufact ured ▁by ▁workers ▁who ▁ear n ▁no ▁more ▁than ▁US $ 5 0 ▁per ▁month ▁and ▁work ▁ 1 5 - hour ▁sh ifts . ▁Apple ▁investig ated ▁the ▁case ▁with ▁independent ▁aud itors ▁and ▁found ▁that , ▁while ▁some ▁of ▁the ▁plant ' s ▁labor ▁practices ▁met ▁Apple ' s ▁Code ▁of ▁Con duct , ▁others ▁did ▁not : ▁employees ▁worked ▁over ▁ 6 0 ▁hours ▁a ▁week ▁for ▁ 3 5 % ▁of ▁the ▁time ▁and ▁worked ▁more ▁than ▁six ▁consecutive ▁days ▁for ▁ 2 5 % ▁of ▁the ▁time . ▁ ▁Fox conn , ▁Apple ' s ▁manufact urer , ▁initially ▁denied ▁the ▁ab