> However, this is no longer true, as silicon is now cheap. Like really cheap. Run time is no longer your most expensive resource. Our client won't spend more

> However, this is no longer true, as silicon is now cheap. Like really cheap. Run time is no longer your most expensive resource. Our client won't spend more money than a t2.medium instance on aws. Nothing we can do about it. In that case, run time does become an expensive resource. But I get the point that OP is trying to make. Just wanted to mention that not all of us have the comfort of having enough resources on which our app runs.