Performance is everything, but not all advice holds water
Myth 1: Minifying CSS/JS Always Wins>Yeah right! Who has time for that in dev tools anyway?minified files take extra seconds to download and parse. Use a CDN instead.
/'' Before ''/body { font-family:'Open Sans', sans-serif; }vs// After*{font:1em/20px 'Arial'! important}Myth 2: SVGs Are Always Smaller>SVG is tiny! Use it everywhere!Not always. For simple graphics, PNG or even base64-encoded inline images are faster.
<!-- Before --><img src="icon. png" alt=">
vs<rect width='10' height='25'/></svg
>Myth 3: Always Lazy Load Images>Lazy load, lazy load!Not every image needs it. Over-lazy loading can slow down initial page render.
Test your own site's performance and make decisions based on data - not just buzzwords!