Any time an idea goes mainstream, there’s always a backlash. It’s no surprise, then, that web performance has attracted some naysayers. But our need for speed is about neuroscience and rhythm, not entitlement and frustration. It seems like a good time to give an overview of exactly why we crave faster pages.
There’s a growing awareness of the fact that third-party content can cause a major hit to your website’s performance. Good. Great. Now we need to tackle what I’ve dubbed “fourth-party calls”. Not only can these insidious server calls leach performance, they also have massive security implications.