Google is developing a Linux terminal app for Android. The Terminal app can be enabled via developer options and will install Debian in a virtual machine. This app is likely intended for Chromebooks ...

The key to this change is a new terminal app that uses the Android Virtualization Framework (AVF). With this app, users can run Linux commands on their Android device through a virtual machine (VM).

What just happened? For all the native apps and tools available on platforms like Chrome OS, sometimes you just need a good old Linux program to get things done, especially if you are a developer.