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Web Performance

All things speed and scalability on the web.

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Turn a list of prospect websites into honest page-speed reports for outreach

Turn a list of prospect websites into honest page-speed reports for outreach

2
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5 min read
I measured 49 of my own WordPress builds against 20 theme demos. The demos lost.

I measured 49 of my own WordPress builds against 20 theme demos. The demos lost.

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4 min read
New writer, old reader — when your cache-buster doesn't bust the bundle

New writer, old reader — when your cache-buster doesn't bust the bundle

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4 min read
Back/Forward Cache (BFCache): Why Back Navigation Breaks Your Performance Story

Back/Forward Cache (BFCache): Why Back Navigation Breaks Your Performance Story

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Comments 2
10 min read
Brotli compression is on: why is PageSpeed / LCP still slow?

Brotli compression is on: why is PageSpeed / LCP still slow?

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6 min read
Why CrUX Has No Data for Your Site

Why CrUX Has No Data for Your Site

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8 min read
WordPress Performance Part 2: Crushing LCP & Mastering Image Optimization for Core Web Vitals

WordPress Performance Part 2: Crushing LCP & Mastering Image Optimization for Core Web Vitals

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6 min read
Why did PageSpeed Insights jump overnight? (Lighthouse 13.6, site unchanged)

Why did PageSpeed Insights jump overnight? (Lighthouse 13.6, site unchanged)

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Comments 2
5 min read
Core Web Vitals in Next.js: A Practical Checklist for Fast Small-Business Sites

Core Web Vitals in Next.js: A Practical Checklist for Fast Small-Business Sites

Comments 2
6 min read
Compare PageSpeed Insights before and after a deploy, and fail CI on regressions

Compare PageSpeed Insights before and after a deploy, and fail CI on regressions

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Comments 3
5 min read
Core Web Vitals Benchmarks for WordPress Sites (2026 Data)

Core Web Vitals Benchmarks for WordPress Sites (2026 Data)

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9 min read
Passing Core Web Vitals in a React app: what moves LCP

Passing Core Web Vitals in a React app: what moves LCP

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3 min read
Guess the Speed: Building a Family Internet Speed Guessing Game

Guess the Speed: Building a Family Internet Speed Guessing Game

6
Comments
9 min read
Image Compression Is the SEO Win You're Probably Ignoring

Image Compression Is the SEO Win You're Probably Ignoring

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3 min read
How I Cut My Homepage from 4.8MB to 70KB (and Made My PWA Open Instantly)

How I Cut My Homepage from 4.8MB to 70KB (and Made My PWA Open Instantly)

1
Comments
2 min read
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