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performance/15 Aug 2026/7 min

Why websites get slow

A website rarely wakes up one morning and decides to become slow. More often, it happens gradually: another plugin, another tracking script, another image, another animation, another feature added without removing anything that came before it.

It usually starts small

A new analytics tool adds a script. A marketing platform adds another. Someone uploads a five-megabyte image because it looks good on a large screen. A plugin introduces three more stylesheets. None of these decisions seems unreasonable on its own.

The problem is the accumulated cost. The browser has to download, parse, execute, layout, paint, and sometimes re-layout all of it.

PageSpeed is a symptom, not the whole diagnosis

A PageSpeed score is useful, but it is not the website itself. A good performance check looks at what is actually happening: how quickly the first content appears, when the page becomes interactive, which resources block rendering, and what the browser spends its time doing.

That distinction matters because chasing a score can lead to pointless optimizations. The goal is not to make a number green. The goal is to make the website feel fast.

Start with the expensive things

The biggest gains usually come from finding the biggest costs first. Large images, unnecessary JavaScript, render-blocking resources, slow servers, and third-party scripts are common places to look.

Once the expensive work is understood, performance work becomes much less mysterious. Remove what is unnecessary, optimize what remains, and measure again.

next-step.sh

Need this done on your project?

We build static sites, web applications, and WordPress — and we are happy to talk through the tradeoffs before you commit to anything.

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We're a small team building thoughtful websites and digital products for businesses, teams, and people with good ideas. We care about the details, keep things simple, and build things that are made to last.

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