This feels like a passive aggressive dig, and I don't think it's an insightful critique of the article. When you write anything, you have to assume your audien

This feels like a passive aggressive dig, and I don't think it's an insightful critique of the article. When you write anything, you have to assume your audience is at some baseline of understanding the topic. Otherwise, every software article would have to begin by explaining what a computer is. In an article about optimizing web performance, it seems like a reasonable assumption that the reader would would already understand what "HTTP" means even if they don't recognize the abbreviation "TTFB."