I do admire all the different ways you can shoot yourself in the foot with using C++. The relentless pursue of 'what would the compiler do and does it costs us

I do admire all the different ways you can shoot yourself in the foot with using C++. The relentless pursue of 'what would the compiler do and does it costs us cycles?' is a great mindset to have - if you can afford it. Thanks for the interesting analysis of const.