A betterC modular standard library?

[Guillaume Piolat via Digitalmars-d]

On Tuesday, 20 December 2016 at 12:33:27 UTC, John Colvin wrote:
> * D used to have 2 standard libraries. That was not a happy 
> time for the community. People are wary partly because of that.

To bring some cool to the discussion, let's remember that they 
also weren't compatible.
Of course it's a concern but this case is different and deserve 
full consideration. let's say the thread title was "A 
runtime-less modular library?"