Never heard of this rule of three, I was expecting this one: https://en.wikipedia.org/wiki/Rule_of_three_(C%2B%2B_programming) https://en.wikipedia.org/wiki/Rul

Never heard of this rule of three, I was expecting this one: https://en.wikipedia.org/wiki/Rule_of_three_(C%2B%2B_programming) https://en.wikipedia.org/wiki/Rule_of_three_(C%2B%2B_program...