Performance4 min read
Why Website Speed Matters: Revenue, Rankings, and Real Numbers
Every 100ms of load time costs Amazon 1% in revenue. Here's what website speed actually does to your business.
Category
Performance
Website speed, Core Web Vitals, and real-world performance engineering.
6 articles
Performance3 min read
Core Web Vitals Explained: LCP, INP, and CLS in Plain English
Three metrics. One green score. Everything a non-engineer needs to understand LCP, INP, and CLS.
Performance1 min read
Caching Guide for the Modern Web: Browser, CDN, and Server Layers
Cache is why the second visit is fast. It's also why every deploy could break in mysterious ways. Here's how to get it right.
Performance3 min read
Lazy Loading Explained: How, When, and When Not to Use It
Lazy load everything is bad advice. Lazy load the right things is a performance superpower.
Performance3 min read
Image Optimisation Guide: Cut Page Weight Without Losing Quality
Images are usually 60% of a page's weight. Halve that and you've halved your load time.
Performance4 min read
Website Speed Optimisation: The Complete 2026 Playbook
There isn't one thing that makes sites fast. There are twenty small ones. Here they all are.