Not Just Scale Bookmarking this so I can stop writing it over and over. It seems like everywhere I look on the internet these days, somebody’s making some form of the following argument: You don’t need distributed systems! Computers are so fast these days you can serve all your customers off a single machine! This argument is silly and reductive. But first, let’s look for the kernel of truth. One Machine Is All You Need? This argument is based on a kernel of truth: modern machines are extremely ...