- From: イアンフェッティ <ifette@google.com>
- Date: Mon, 7 May 2012 19:32:42 -0700
- To: Vincent Toubiana <v.toubiana@free.fr>
- Cc: "public-tracking@w3.org Group WG" <public-tracking@w3.org>, Jonathan Mayer <jmayer@stanford.edu>, Kevin Smith <kevsmith@adobe.com>, Nicholas Doty <npdoty@w3.org>, Rigo Wenning <rigo@w3.org>, Matthias Schunter <mts-std@schunter.org>, Shane Wiley <wileys@yahoo-inc.com>
- Message-ID: <CAF4kx8foTEAEBzGxdZjTAwvYkLZSUYP8+_bDQhBY19Aa6Skb0g@mail.gmail.com>
The whole point is that the first party might not want to serve content independent of the exception status of the third parties. On May 7, 2012 6:52 PM, "Vincent Toubiana" <v.toubiana@free.fr> wrote: > My response is inline > > The call is asynchronous, I don't think we would want to change that. > What you propose seems like it would pause pageload until the user acts on > the exception, I don't think you would find much support for making the API > synchronous. > > I'm not sure I follow you here. I don't see how this is different than for > site-wide exceptions: browser can load the page content but may have to > wait before loading content from third parties. If the required exceptions > were not granted the browser would leave the page. > I'd expect the same behavior for site-wide exceptions. > > > It also doesn't solve the problem as best I can tell of knowing _at the > time you receive the original request_ whether you have all the exceptions > you need. By moving this to javascript, you're adding a necessary > round-trip back to the server to say "Yup, we have our exceptions, send the > content." Please see my earlier emails, it's not just the issue of UI > complexity, it's also a site knowing at the time it receives a request > whether or not it's covered. This is trivial with * and nontrivial > otherwise. > > > I believe this would solve the problem for the first visit to the first > party (you're assured to have all the required exceptions). It may leave > the issue open for the next visit but using first party cookies might solve > the problem then. > > > > > >> In that case, the checkbox corresponding to such third party would be >> disabled. If a user does not want to grant that exception he can click on >> “cancel” to be redirected to another page (i.e. a paywall). Thus a first >> party can make sure that all the required third parties are granted an >> exception before delivering content. Once exceptions have been granted, >> this should not cause any additional delay. >> >> >> >> Vincent >> >> >> On 5/4/2012 6:35 PM, Ian Fette (イアンフェッティ) wrote: >> >> On Fri, May 4, 2012 at 12:30 AM, Rigo Wenning <rigo@w3.org> wrote: >> >>> Shane, >>> >>> lets imagine a site A uses services of P1, P2 and P3. My browser hits the >>> site A and realizes that it has a web - wide exception DNT;0 for P3. It >>> sends DNT;0 in GET requests to P3. This is what You have been pursuing >>> since >>> quite a while now. Correct me, if the above is wrong. >>> >>> Nick and Tom present a javascript API allowing my browser to discover >>> that >>> site A is using services P1,P2 and P3. The API would allow the browser to >>> get an exception from the user for either P1,P2 or P3. >>> >>> Ian and You tell me that we can not distinguish between P1,P2 and P3 >>> because >>> it is too burdensome. >> >> >> >> I think you are misunderstanding. The complexity comes from having to >> allow a given first party request à la carte third party exceptions on its >> first party site. The browser is capable of recognizing that a given third >> party has a web-wide exception and sending that third party DNT:0 and >> realizing that other third parties do not have a web-wide exception and >> sending them DNT:1. That is not the complex part. The complex part is >> >> a) having a UI that would allow for this à la carte granting of >> exceptions >> b) having a management UI that allows users to change their à la carte >> selections later >> c) a first-party figuring out whether all the third parties it cares >> about are covered by an exception. >> >> I really don't think that in the common case a first party will care at >> all about whether third parties have a web-wide exception. In my mind, how >> this would work is that the first party site will care primarily about >> revenue generating third parties (e.g. ads) which are not likely to have a >> web-wide exception from users... >> >> >>> Now let's come back to that cake. Either you can have >>> a web-wide exception and distinguish between P1,P2 and P3. In this case >>> you >>> would also distinguish between P1,P2 and P3 in the javascript API. Or you >>> can't have a web-wide exception as it is too burdensome to distinguish >>> between P1,P2 and P3. In this case, the javascript API will only >>> recognize >>> "*" as "all the third parties of site A. But it looks surprising to >>> defend >>> that in one situation the browser can distinguish parties and in the >>> other >>> it can't. Which brings us back to the cake. >>> >>> In the meantime, having "*" as the only possible expression damages the >>> consent mechanism. While in the common-law context, rather unclear and >>> open >>> terms by parties are accepted for "agreements" and while it is accepted >>> to >>> figure out later what the content of the agreement actually is, this is >>> not >>> allowed in most other legal systems. This is why all the software bags >>> that >>> are so nicely decorated with 3point font artwork do not have any legal >>> meaning in e.g. french or german law. Because all the nice clauses have >>> no >>> "object". It has no object because the content of the agreement can't be >>> determined at agreement time. Legal spoken, "*" is a blank check to the >>> site >>> A. The user hitting site A has "*", but no information. Even if -in >>> extremis- we would assume a consent, such a consent would not be >>> "informed" >>> as "*" has a non discoverable meaning. Because only site A knows what "*" >>> means. The user can't know. And the user can't consent to things she >>> doesn't >>> know. >>> >>> Consequently, avoiding explicit/explicit gives 3rd parties some bundling- >>> gains at the edge but introduces a logic break and damages the consent >>> mechanism. The latter has IMHO a much higher value than the little >>> bundling >>> gains as it allows to communicate with the user to get an exception. >>> >>> Best, >>> >>> Rigo >>> >>> >>> >>> On Thursday 03 May 2012 13:27:17 Shane Wiley wrote: >>> > Rigo, >>> > >>> > Disagree on granularity. If I say "the 3rd parties I work with = '*' " >>> > then it is defined and consent has been reached. >>> > >>> > - Shane >>> > >>> > -----Original Message----- >>> > From: Rigo Wenning [mailto:rigo@w3.org] >>> > Sent: Thursday, May 03, 2012 1:26 PM >>> > To: Shane Wiley >>> > Cc: Kevin Smith; Matthias Schunter; Jonathan Mayer; ifette@google.com; >>> > Nicholas Doty; public-tracking@w3.org Subject: Re: explicit-explicit >>> > exception pairs >>> > >>> > Shane, >>> > >>> > I'm surprised to hear that from you because in order to get a web-wide >>> or >>> > even a site-wide exception, you need this granularity anyway. I also >>> not >>> > that a consent mechanism could not work that way as the object of the >>> > consent would be open ended and thus undefined. If you only say * and >>> > don't tell what it means, there can't be any consent or agreement. >>> > >>> > Best, >>> > >>> > Rigo >>> > >>> > On Thursday 03 May 2012 10:44:34 Shane Wiley wrote: >>> > > I know we're not supposed to add "+1" but I do want to pile on a bit >>> > > here >>> > > to support Kevin and Ian in that I can't see the value in overloading >>> > > the >>> > > standard to add such a high-level of complexity to meet a very small >>> > > percentage of likely use cases. >>> > > >>> > > From a web browser vendor perspective, this is going to become fairly >>> > > complex quickly and will likely deter all but the most advanced users >>> > > attempting to manage preferences at this level of granularity. Those >>> > > very same users are probably savvy enough to simply reset or block >>> 3rd >>> > > party cookies already -- AND/OR -- go into "Privacy Mode" in their >>> > > browser -- AND/OR -- leverage 3rd party tools that already solve much >>> > > (all?) that is attempting to be solved here. >>> > > >>> > > From a publisher perspective, attempting to support a static list of >>> > > known 3rd parties is going to be significantly difficult to >>> impossible. >>> > > And the rate of change will require continuous repermissioning of >>> > > users to gain a "user granted exception". I understand there are a >>> > > very small sub-set of publishers that could find value in the >>> > > origin/origin approach, but appears this weight comes to bear on >>> larger >>> > > publishers to some degree -- all depending on how the UA UI is built >>> > > (which as we've already discussed is going to be fairly complex). >>> > > >>> > > - Shane >>> >> >> >> > >
Received on Tuesday, 8 May 2012 02:33:13 UTC