@jbz of course they are… and they are not optional.
@jbz Nah, I don't believe it. Google has about 2 billion users, so it it were true, the average user would have spent 409 hours clocking on captchas. I haven't. Have you?
"A 2020 episode of the BBC’s QI panel show shed light on this hidden functionality. As host Sandi Toksvig explained, clicking the box isn’t the test itself – it’s the green light for the website to scrutinize your digital footprint"
https://wonderfulengineering.com/this-is-what-actually-happens-when-you-click-im-not-a-robot/
@jbz 819 billion hours sounded like it was too much. And it was.
@jbz Every large tech company wants to do the salami slicing plot from superman 3.