[Hizonner]

> Government can track all salts for your tokens, site can collect all salts, they can compare notes.

That is not zero knowledge. Given that actual zero-knowledge systems are well understood, the only reason to deploy a system that allows that would be if you planned to abuse it.

[dcow]

What is your definition of zero knowledge?

[cwillu]

https://en.wikipedia.org/wiki/Zero-knowledge_proof

[dcow]

By this definition bbs+ signatures are ZK.

[randunel]

Zero knowledge in such a system requires a minimum of 3 independent parties. There are quite a few solutions out there, I think the most developed ones are online voting systems, because tracking and de duplication is essential.

[nullsanity]

The impossibly high bar they set "Perfect" at in order to make it the enemy of good, and fight against any progress being made to keep children out of adult spaces.

That being said, it's my personal opinion that I'd love to simply have my device store a token and send it to any site when requested. I'd then like those sites to give me toggles to remove all non-verified content - and therefore my internet experience could be sans-juvenile squeakers.