LGTM2 to go to 5% On Wed, Oct 1, 2025 at 12:33 AM Mike Taylor <[email protected]> wrote:
> On 9/26/25 6:23 a.m., Mike Taylor wrote: > > A note on timing: the OT expires in M140, which means that users who > upgrade to M141 (scheduled to go out next week) will no longer have access > to the feature. November 11th is the day after the hard-coded expiration > date of Nov 10th for all users (i.e., folks who haven't upgraded past 140). > That means your partners will need to deploy the newly minted extension > token before 141 goes out to avoid any disruption. So if you click on that > button I can approve and maybe they can hit that deadline. > > A small correction here: the feature will continue to work for any version > where the feature exists (so, M141+) until the hard-coded Nov 11th > expiration date. So less stress for partners, but they will want to deploy > the updated token before then. > > On 9/26/25 6:11 a.m., 'Minh Le' via blink-dev wrote: > > Hello blink-dev, > > Our team requests two changes for the existing Permission Element (PEPC) > Origin Trial. <https://chromestatus.com/feature/5125006551416832> > > 1. > > A timeline extension for three milestones, to M143. > 2. > > An increase in the page load limit from 0.5% to ~5% of Chrome page > loads. > > The current Origin Trial for PEPC is set to expire with M140 (Nov 11th), > while we are targeting the launch of the standardized <geolocation> API > <https://github.com/WICG/PEPC/blob/main/geolocation_explainer.md>in M143 and > preparing a new OT for a <usermedia> API > <https://github.com/WICG/PEPC/blob/main/usermedia_element.md>. The > extension is needed to prevent a disruption for our partners, and the page > load increase is critical for new experimentation and for ensuring a > smooth, validated path to a full launch. > Rationale for Extension & Page Load Increase > > The PEPC API is already providing significant, measurable user benefits > > 1. > > Unlocking Value and De-risking the Launch: > - > > Preventing Partner Disruption: For example, in a high-traffic web > service, users who specifically clicked 'Use precise location' > previously > encountered barriers to changing their settings if they had blocked > location permissions. PEPC resolved this, leading to approximately +17pp > and +36pp increases in successfully adjusting settings on Desktop and > Mobile, respectively.” Extending the trial ensures that partners like > Zoom, > Cisco, Zaplmoves, and OLX BR, Meet, Search and others do not lose > this functionality until we roll this change out. (see some use cases > here <https://developer.chrome.com/blog/rethinking-web-permissions>) > - > > Validating at Scale: An increased page load limit allows our > high-traffic partners to scale their successful implementations beyond > the > current OT cap. This delivers the feature's proven benefits to a wider > audience sooner and, critically, allows us to validate that the positive > results from a small experiment carry over at a larger scale, mitigating > risks before the full M143 launch. > 2. > > Enabling New, High-Impact Experimentation: We need to increase the > page load limit to validate PEPC's integration with the upcoming > Approximate > Location > <https://github.com/explainers-by-googlers/approximate-geolocation> > feature. > - > > PEPC provides a natural, user-initiated entry point for managing > location granularity (e.g., changing from approximate to precise and > vice > versa). > - > > To get this right, we need to test several UI variations (different > button treatments and prompts) for this new user flow. > - > > A higher page load limit is necessary to gather statistically > significant data across these experimental arms, ensuring we can > differentiate user behavior and build the best possible experience > before > launch. > 3. > > New Experimentation Plan: Based on valuable feedback from other > browser vendors, we are splitting the generic <permission> element into > capability-specific elements. This OT extension provides a bridge to that > future: > - > > Geolocation: The learnings from the current OT (including the > Approximate Location experiments) will directly inform the launch of the > new <geolocation> element, targeted for M143. > - > > User Media (Camera/Mic): We will create a new, separate OT for > <usermedia> to continue collaborative development on its API shape after > the current OT expires. > > This plan ensures continuity for our partners while allowing us to ship > the most stable, consensus-driven solution. We appreciate your > consideration and welcome any questions. > > Best regards, > > Minh on behalf of the Chrome PEPC Team > > > -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAJcu7Avg7A344o1T03xuxzJ0nCyQr29p0maDG0o0f6X1kKtWMQ%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAJcu7Avg7A344o1T03xuxzJ0nCyQr29p0maDG0o0f6X1kKtWMQ%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/92e1e05a-5866-4fba-ae99-94ed90bacb13%40chromium.org > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/92e1e05a-5866-4fba-ae99-94ed90bacb13%40chromium.org?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAOmohSJsOK-%2BZNC7GsJdMuQomRt2cgKYSiemXkKp89TW7WKv-A%40mail.gmail.com.
