On Fri, Aug 23, 2019 at 11:35 AM Ville Voutilainen via Std-Proposals <std-proposals@lists.isocpp.org> wrote:
> This is complete bonkers!
Indeed it is. But in order to get x3, some parties insisted on keeping
x1/x2 working as they were, so that's the compromise we have.

This is a textbook illustration of why "design by example" is a disaster for programming languages.