> because concepts like Iteration, functions, conditional branching, recursion, OOP (Inheritance, encapsulation, polymorphism ), etc ... are not that complex, a

> because concepts like Iteration, functions, conditional branching, recursion, OOP (Inheritance, encapsulation, polymorphism ), etc ... are not that complex, are they? No, but stringing them all together without making an unmaintainable mess in a reasonable amount of time, for most, is.