CHO&AHN — essays on AI, startups, product, and programming by Sungwoo and Woonjang. https://www.choandahn.com/ en Fri, 17 Apr 2026 06:59:13 +0000 <p>People seeing Paul Graham’s blog or Hacker News for the first time tend to ask the same question: “Isn’t this a site from the 90s?”</p> <p>Yes. And that’s exactly why these sites are still loved.</p> <h2 id="density-speed-cognitive-load">Density, speed, cognitive load</h2> <p>A PG essay loads in under 200KB on average. No JavaScript. No ads that follow you as you scroll, no “Subscribe to our newsletter” popups, no cookie consent banners. Just <strong>the writing</strong>.</p> <p>A Medium article of the same length pulls 2–3MB. That’s roughly a 10x difference.</p> <h2 id="why-we-chose-this-style">Why we chose this style</h2> <p>We’re building an AI product called GESTEL, which makes this style even more necessary. AI-generated content is glossy by default. Polished. What we write should sit on the opposite end of that spectrum.</p> <ul> <li>The text is the main character</li> <li>Links are blue</li> <li>Visited links are purple</li> <li>Pretendard 16px</li> </ul> <p>That’s all.</p> <h2 id="whats-coming">What’s coming</h2> <ul> <li>Weekly product-building retros</li> <li>Korean e-commerce AI domain notes (1–2 per month)</li> <li>Founder ops (fundraising, tax, hiring)</li> <li>Occasionally in Korean</li> </ul> <hr /> <p><em>Translated from the Korean original with Claude Opus.</em></p> Fri, 17 Apr 2026 00:00:00 +0000 https://www.choandahn.com/essays/2026/04/17/welcome-en/ https://www.choandahn.com/essays/2026/04/17/welcome-en/