String Interpolation

[duckchess]

On Saturday, 21 October 2023 at 12:43:15 UTC, Adam D Ruppe wrote:
> On Saturday, 21 October 2023 at 12:38:52 UTC, Commander Zot 
> wrote:
>> can we please just have ```i"whatever ${var}"``` to return a 
>> fully interpolated string
>
> No. Please discontinue this thread, we've been over this a 
> million times, no point doing it again.

can we just lower ```___""``` into ```mixin(___!"")```, where 
```___``` can be any template name. this way you can implement 
whatever interpolation method you want in a library.