It runs Android Apps. There are lots and lots of Android apps. Among them is "Termux," which lets me run C++, Python, Node.JS, git, Subversion, Emacs, Vi...

It runs Android Apps. There are lots and lots of Android apps. Among them is "Termux," which lets me run C++, Python, Node.JS, git, Subversion, Emacs, Vi... Without rooting or anything. So, yes, there's a bunch of stuff you can't do, but it's pretty nice.