Kinds of containers

[bigsandwich via Digitalmars-d]

On Friday, 23 October 2015 at 17:44:55 UTC, deadalnix wrote:
> On Friday, 23 October 2015 at 11:03:37 UTC, Andrei Alexandrescu 
> wrote:
>> [...]
>
> Sure. We have a problem when it come to collection in the fact 
> that type qualifier do not turtle down as one would expect.
>
> [...]

Its not just type qualifiers. Containers of derived types have 
the same problem.  This is also a problem in C++.