The first sentence on that page is sufficiently clear:

"Do you have a concrete idea for a new feature for the C++ standard library?"

> On Oct 19, 2025, at 16:53, Frederick Virchanza Gotham via Std-Proposals <std-proposals_at_[hidden]> wrote:
>
> On Sun, Oct 19, 2025 at 10:21 PM Oliver Hunt wrote:
>>
>> No. If you have a half baked idea, this is not the list for it to be discussed.
>> We went over this recently, in a thread you were participating in.
>
>
> Here’s the verbatim text from the official ISO C++ website, on the
> page “How To Submit a Proposal” (found at
> https://isocpp.org/std/submit-a-proposal):
>
> [begin verbatim copy-paste]
> Float the idea.
> Post an initial brief description of your feature on the
> std-proposals mailing list, including especially the problem it solves
> and alternatives considered.
> [end verbatim copy-paste]
>
> If you want the nature of this mailing list to change, I think there's
> a process for that. If you feel that an extra sentence fragment should
> be tagged onto the above, something like "but not half-baked ideas",
> then you can again lobby for the change.
>
> I've no qualms about floating the idea on this mailing list of having
> some sort of 'prvalue' thingie that can be passed to template
> functions that have forwarding-reference parameters, with the aim that
> the implementation of the template function can emplace the PRvalue
> into a variable without the need for a move/copy operation.
>
> I do realise though that you and I have different qualms.
> --
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