Quora: Why hasn't D started to replace C++?

[Seb]

On Wednesday, 31 January 2018 at 19:54:05 UTC, Adam D. Ruppe 
wrote:
> On Wednesday, 31 January 2018 at 19:00:57 UTC, Jack Stouffer 
> wrote:
>>> For some reason this ranks below colourful error-messages.
>>
>> That's just something that Walter was able to bang out in an 
>> hour
>
> Yet he recently, months after starting, complained that 
> "technical debt", specifically citing coloring error messages, 
> was eating enough of his time to cause a forum lamentation.

... and Mike did put _a lot_ of effort in pushing colorful error 
messages:

https://github.com/dlang/dmd/projects/2