
Walt Mossberg @waltmossberg
@JoannaStern The longest MacBook Air battery life I ever got in my tests was 12 hours, in 2013 when Intel intro’d the Haswell chip and Apple was very quick to use it. Apple claimed 10 hours, but I got 12. Battery was at 10 or less in succeeding years. https://t.co/Qw5RDSGE1l — PolitiTweet.org