我的 2016 键盘问题集中在左下角比如 Shift, Option 键,有时感觉像被稍卡住了。iFixit 拆解文章中写了 2017 版键盘结构略有改进(The keyboard trigger looks like a more classic switch this go-around. The plastic butterfly mechanism appears to have thinned out to accommodate the new switch form factor.),所以还是买 2017 吧。