Re: Proposal: Adopt 'facilitated payment links' work under WPWG

Hi Stephen,
The co-chairs and Ian will talk about this at our chairs call today.
Nick

On Fri, 31 Jan 2025 at 14:50, Stephen McGruer <smcgruer@google.com> wrote:

> Hi Adrian,
>
> That's an interesting thought, thanks for raising it! To be clear, it
> would be up to the Web Monetization editors to propose the WPWG also adopt
> that work, if they wanted to do so, and up to the WPWG to discuss in the
> same manner as for facilitated payment links. If you're interested in
> pursuing that, I think it would be useful for the Web Monetization folks to
> give an update to the WPWG on where the specification is at, any recent
> progress, etc - similar to what we heard from facilitated payment links
> this week.
>
> In terms of the overlap: from the Google side, we view Web Monetization as
> related but distinct
> <https://github.com/WICG/paymentlink/blob/main/docs/prior_art_considerations.md>,
> such that I wouldn't propose to combine them. While the underlying
> technological implementation may be very similar (<link> elements), the
> purpose/product goals of the two seem notably different. Facilitated
> payment links are supporting a similar goal as the Payment Request/Payment
> Handler specifications - one-off payments that require active user
> interaction to complete. Facilitated payment links also deliberately (and
> like PR/PH) gives the browser a lot of leeway in deciding what scenarios to
> support, whereas as far as I know Web Monetization is and has to be more
> specific about requiring the browser to handle ~all Web Monetization links
> and be more involved in money flows.
>
> To be clear, that last paragraph is my/our opinion and shouldn't stop the
> WPWG from discussing any of this! I just think it's a separate discussion
> at this time :).
>
> Thank,
> Stephen
>
> On Fri, 31 Jan 2025 at 09:15, Adrian Hope-Bailie <adrian@fynbos.dev>
> wrote:
>
>> Hi Stephen,
>>
>> Given the strong overlap in the two specifications, and given that the
>> existing incubation tools would be the same (e.g. the web monetization
>> browser extension), would it make sense to also add Web Monetization to the
>> WPWG charter.
>> I suspect that there is a potential path to adoption for both proposals
>> that ends with a single specification.
>>
>> Adrian
>>
>>
>>
>> On Fri, Jan 31, 2025 at 3:56 PM Stephen McGruer <smcgruer@google.com>
>> wrote:
>>
>>> Hi folks,
>>>
>>> As you may know, we (Google) have been developing a specification for
>>> 'facilitated payment links' in the WICG -
>>> https://github.com/WICG/paymentlink . Junhui presented an update on it
>>> in yesterday's WPWG meeting (minutes
>>> <https://www.w3.org/2025/01/30-wpwg-minutes.html#a59a>, slides
>>> <https://www.w3.org/2025/Talks/google-paymentlink-20250130.pdf>), and
>>> we really appreciated the interest, discussion, and questions we received
>>> out of that presentation.
>>>
>>> Out of this, we would like to propose moving the 'facilitated payment
>>> link' work from the WICG to the WPWG. It seems a fairly clear fit to me,
>>> given the overlap in scope and also the potential for building a clearer
>>> relationship between 'facilitated payment links' and existing WPWG-driven
>>> APIs (Payment Request, Payment Handler). The initial output of the
>>> 'facilitated payments link' work is likely to be a spec change to the HTML
>>> specification (as that is where <link> elements are specified), but I could
>>> see future extensions to Payment Request and Payment Handler too.
>>>
>>> I believe that adopting 'facilitated payment links' into the WPWG would
>>> require rechartering the WPWG, as our current charter is tightly restricted
>>> to SPC, Payment Request, and Payment Handler. I'm not sure of the process
>>> here in gaining group consent (or not!) to either adopt 'facilitated
>>> payment links' or to re-charter, so hopefully Ian can help guide us along
>>> the way! :)
>>>
>>> Thanks,
>>> Stephen
>>>
>>> --
>>> smcgruer • he / him
>>>
>>
>
> --
> smcgruer • he / him
>


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