Which language futures make D overcompicated?

[Andrea Fontana]

On Friday, 9 February 2018 at 07:54:49 UTC, Suliman wrote:
> I like D, but sometimes it's look like for me too complicated. 
> Go have a lot of fans even it not simple, but primitive. But 
> some D futures make it very hard to learning.
>
> Small list by me:
> 1. mixins
> 2. inout
> 3. too many attributes like: @safe @system @nogc etc
>
> Which language futures by your opinion make D harder?

My top 4:

- Unclear error messages
- Unfinished parts of language  (ex: shared?)
- Ambiguous things (ex: @property)
- Things that need an upgrade but are still there (ex: 
containers, xml, ...)