https://sherifbutt.dev/blog-v3.html Long-form writing on scraping infrastructure, CAPTCHA adversarial ML, open-source economics, and solo-studio lessons. en-gb © 2026 Sherif Butt Tue, 28 Jul 2026 09:00:00 +0000 https://sherifbutt.dev/blog/voice-of-customer.html https://sherifbutt.dev/blog/voice-of-customer.html Tue, 28 Jul 2026 09:00:00 +0000 Reddit blocks AI crawlers, so I built an MCP plugin to get in. Then it spent three days proving me wrong — about my market, about my wedge, and finally about whether it should be a product at all. ai founder technical https://sherifbutt.dev/blog/captcha-yolo-v3.html https://sherifbutt.dev/blog/captcha-yolo-v3.html Sat, 18 Apr 2026 09:00:00 +0000 Quad-signal fusion, 7-layer motor control modelled on neuroscience papers, cost/accuracy tables. The naive approach works in the demo and breaks in the wild — this is the rebuild. ai scraping technical