[Rebelgecko]

I definitely preferred it when recaptcha was helping archive.org digitize books for the good of humanity. Felt much more altruistic than helping Google train neural network.

[r3bl]

The rules were also so much easier.

It's a bit difficult to miss two words displayed on an image.

It's incredibly easy to miss a traffic light 30 meters away from the camera on such a tiny photo.