John Wilander

> > The reason for restricting PCM reports to registrable domains is that the scheme+registrable domain, a.k.a. schemeful site, is the only part of a URL that is free from...

> Thanks for filing John. We are experimenting with a more complicated set-up that is simpler than full multi-touch but more complex than last-touch: one that allows each source event...

We'd need to figure out "further work is likely to lead to independent interoperable implementations" first, right? https://patcg.github.io/charter.html#adopt Or is that already established?

> I'm supportive of moving this[*] to PATCG. This work is directly in their remit, which is far better scoped than WICG. Just so I understand, is that Mozilla expressing...

Is there a path to "a reconciled single proposal" here? I'd love for there to be one. WebKit has continuously expressed opposition to the cross-site tracking aspects of Attribution Reporting...

I made some minor edits. Note that we are not members of PATCG, at least not yet.

Thanks for filing, Johann. The team is discussing, including CFNetwork.

Ping @othermaciej, @pascoej, @rmondello, @g-davidson, and @annevk.

> In the future, we'd like to allow cross-site destinations with credentials to opt in to being prefetched with no credentials. (This opt-in is required because unaware sites would do...

I don’t know if we’ve had a chance to communicate our latest analysis but it’s important for us that no cookie metadata is exposed through this API. The old document.cookie...