Proprietary software tends to have malicious features. The point is with a proprietary program, when the users dont have the source code, we can never tell. So you must consider every proprietary program as potential malware.
Richard StallmanYou can use any editor you want, but remember that vi vi vi is the text editor of the beast.
Richard StallmanAndroid is very different from the GNU/Linux operating system because it contains very little of GNU. Indeed, just about the only component in common between Android and GNU/Linux is Linux, the kernel.
Richard Stallman