Because software quality begins at the source.

The programming language "C" is the de facto standard for all high-performance programming near to the operating system. All relevant tools and utilities at operating system level are programmed in this language. "C++" is "C" with extensions for object oriented programming (OOP) and additioanl features like operators and templates/ generics. For C++ a lot of frameworks for GUI programming are available. C++ is a multipurpose programming language for almost every task to be done.