{"id":2196,"slug":"captcha","name":"CAPTCHA","type":"concept","created_at":"2026-08-08T04:46:07.159577+00:00","hidden":0,"aliases":[],"episodes":[{"id":"a2fd7e1c-ba0c-42d0-8b9e-f6eccd300d5a","slug":"s09e30-captchas-cryptography-and-personhood","subject":"s09e30: CAPTCHAs, Cryptography and Personhood","title":"CAPTCHAs, Cryptography and Personhood","publish_date":"2021-05-20T19:23:26.429429+00:00","year":2021,"month":5,"season":9,"episode":30,"episode_label":"s09e30","canonical_url":"https://newsletter.danhon.com/archive/s09e30-captchas-cryptography-and-personhood/","is_premium":0,"word_count":3646,"context":" … 1.0 Some things that caught my attention\n\n<mark>CAPTCHAs</mark>, Cryptography and Personhood\n\nVia Vice’s Motherboard\n[1]\n, Cloudflare invented something called Cryptographic Attestation of Personhood\n[2]\n.\n\nFirst, <mark>CAPTCHAs</mark> … ","reading_minutes":18},{"id":"683d21db-da11-4812-be15-74d8192cd17f","slug":"s5e04-division-by-infinity","subject":"s5e04: Division by Infinity","title":"Division by Infinity","publish_date":"2017-10-19T00:00:00+00:00","year":2017,"month":10,"season":5,"episode":4,"episode_label":"s05e04","canonical_url":"https://newsletter.danhon.com/archive/s5e04-division-by-infinity/","is_premium":0,"word_count":6771,"context":" … also my previous quip that BLADE RUNNER could also have just been titled <mark>CAPTCHA</mark>\n\n* engineering institutional investor support for ethical technology companies (because even Mark has to listen … ","reading_minutes":34}]}