But by the time you are CPU-bound, it's too late to change your programming language and your whole development methodology. There's an easy case to be made th

But by the time you are CPU-bound, it's too late to change your programming language and your whole development methodology. There's an easy case to be made that starting with a functional programming, easily parallelizable language from the beginning helps to mitigate the growing pains that happen later when you discover that you need to take better advantage of the hardware.