/etc is also writable, but it’s managed a bit differently. OSTree uses a technique called “etc overlay” to handle modifications in /etc. When an update is applied, OSTree compares files in the new version with those in /etc and applies changes intelligently, preserving local modifications as much as possible.
Раскрыты подробности похищения ребенка в Смоленске09:27，这一点在Line官方版本下载中也有详细论述
// (it isn't always in every impl)，这一点在谷歌浏览器【最新下载地址】中也有详细论述
capable of no real logic other than receiving computer output (which was dumped