電池の劣化でiPhoneの速度を落とす仕組みをユーザーがoffにできるようになる
http://jp.techcrunch.com/2018/01/18/2018-01-17-tim-cook-says-youll-soon-be-able-to-turn-off-the-system-that-slows-iphones-as-the-battery-gets-older/
ABC World News Tonight 01/17/18 - 'We want to help America,' Apple CEO Tim Cook says of moving...
https://youtu.be/NCSag0YnxgU