HomeHacker News Show HN: rePOWCHA – CAPTCHA that stops Humans, powered by crypto https://ift.tt/3oM0uKc byDZVOX -1/14/2021 05:42:00 AM 0 Show HN: rePOWCHA – CAPTCHA that stops Humans, powered by crypto https://repowcha.com January 14, 2021 at 04:49AM Tags: Hacker News Facebook Twitter