Why is D unpopular?

[forkit]

On Saturday, 11 June 2022 at 11:32:52 UTC, zjh wrote:
> On Saturday, 11 June 2022 at 11:27:34 UTC, forkit wrote:
>
>>> The module is not a type. You design your solution using 
>>> types.
>
>
> `Defeat` them, I support `you`!

I'm sure giving it my best shot ;-)

If I'm going to use a class type in D, then D needs to treat it 
at least as equally as an int type ;-)

i.e. If I put an invariant in my type, I expect the compiler to 
enforce it (at compile time).