Nobody cares.
People talk about Mona Lisa and not the brush used.
People love Shakespeare for his works, not his pen.
Your product will win or lose because of its quality, and not because of the choice of tools used to build it. Programming languages affect the quality of your products only if you design the product based on the limitations of the tool.
Design your product first. With all its beauty. Then use the best tool to build it.
It definitely depends on what your output model is as well as what budget you have available to you is, myself personally would push everyone towards the opensource PHP route for web dev and C/C++ for embedded devices as they are not really owned as such and there is a massive community out there constantly providing that extra level of support.