Longest title in the world says it all:
"A 2023 study concluded CAPTCHAs are 'a tracking cookie farm for profit masquerading as a security service' that made us spend 819 million hours clicking on traffic lights to generate nearly $1 trillion for Google"

https://www.pcgamer.com/gaming-industry/a-2023-study-concluded-captchas-are-a-tracking-cookie-farm-for-profit-masquerading-as-a-security-service-that-made-us-spend-819-billion-hours-clicking-on-traffic-lights-to-generate-nearly-usd1-trillion-for-google/