Not sure if there is anything directly from the horse’s mouth, but there are lots of articles describing it: https://www.techradar.com/news/captcha-if-you-can-h

Not sure if there is anything directly from the horse’s mouth, but there are lots of articles describing it: https://www.techradar.com/news/captcha-if-you-can-how-youve-been-training-ai-for-years-without-realising-it https://www.techradar.com/news/captcha-if-you-can-how-youve-... Human labels are absolutely still needed, for now at least.