[eatbots]

Vast majority of traffic from Tor IPs is abuse, which makes it challenging to deliver a good experience for the handful of normal users mixed in there.

You might be interested in one approach we've been working on for this: https://www.hcaptcha.com/privacy-pass

(full disclosure: work on hCaptcha)

[lrvick]

That does not help me on mobile, or in disposable Qubes I browse in to keep totally anonymous. At best I could see using fido2 taps with random identifiers to prove I am physically touching a hardware authenticator even if the ID is a throw away.