I know how to fix interactions templates now

[jmh530]

On Thursday, 1 October 2020 at 05:23:51 UTC, Stefan Koch wrote:
> [snip]
>
>
> I can imagine a nice implementation of this, but since it 
> doesn't solve the performance problem, I am not interested.
> [snip]

It's a little unclear to me what you are talking about, but my 
understanding is that a big interest in stuff like Concepts is 
about improving error messages, rather than performance per se.