What are the worst parts of D?

[eles via Digitalmars-d]

On Thursday, 25 September 2014 at 22:48:12 UTC, Andrei 
Alexandrescu wrote:
> On 9/25/14, 2:03 PM, eles wrote:
>> On Tuesday, 23 September 2014 at 14:29:06 UTC, Sean Kelly 
>> wrote:
>>
>>> lack of attention paid to tightening up what we've already 
>>> got and
>>> deprecating old stuff that no one wants any more.  And 
>>> inconsistency
>>> in how things work in the language.
>>
>> The feeling that I have is that if D2 does not get a serious 
>> cleanup at
>> this stage, then D3 must follow quickly (and such move will be
>> unstoppable), otherwise people will fall back to D1 or C++next.
>
> I'm not sharing that feeling at all. From that perspective all 
> languages are in need of a "serious cleanup". -- Andrei

The serious question is at what cost does this un-sharing come. 
The cost of the always-niche (aka "nice try") language?