He asks why Arduino forked Wiring instead of continuing to work with him, and the answer is absolutely clear — Arduino was taking it for their own. And they could.

Although Arduino's programming language is based on C++, you won't be able to use all of its commands. But, you can still use objects in Arduino's IDE, which are a fundamental aspect of C++.

The Arduino software environment, including the IDE, libraries, and general approach, are geared toward education. It’s meant as a way to introduce embedded development to newbies. This is a … ...