on Scan to Verify You're Human · c/mildlyinfuriating · 1 pts · 61dBrowser fingerprint (mostly) identifies the device. The captcha is to narrow that down even further to the person.
on Scan to Verify You're Human · c/mildlyinfuriating · 2 pts · 62dThey combine your browser fingerprint (what extensions you have installed, version, etc), your IP address, and how you move your mouse, how fast you click, etc. It's surprisingly accurate.
on Scan to Verify You're Human · c/mildlyinfuriating · 103 pts · 64dNone of these are about identifying if you're human, they're about identifying which human you are.
Browser fingerprint (mostly) identifies the device. The captcha is to narrow that down even further to the person.
They combine your browser fingerprint (what extensions you have installed, version, etc), your IP address, and how you move your mouse, how fast you click, etc. It's surprisingly accurate.
None of these are about identifying if you're human, they're about identifying which human you are.