I use ObjC as a thin layer to talk to macOS/iOS frameworks with the rest of the code being mostly C and some C++. Swift would not only be complete overkill for

I use ObjC as a thin layer to talk to macOS/iOS frameworks with the rest of the code being mostly C and some C++. Swift would not only be complete overkill for that but also a lot more hassle with build system integration (don't even know if cmake supports mixed C/C++/Swift projects out of the box)