What are the worst parts of D?

[Dicebot via Digitalmars-d]

On Thursday, 9 October 2014 at 15:59:12 UTC, Andrei Alexandrescu 
wrote:
> "Dicebot" <public at dicebot.lv> wrote:
>> On Thursday, 9 October 2014 at 15:00:02 UTC, ixid wrote:
>>> Multiple approaches to how library functions can handle 
>>> memory.
>> 
>> As long as it allows us avoid creating new GC roots and keep 
>> using GC for
>> all allocations at the same time.
>
> To clarify: calling GC.free does remove the root, correct?

Not before it creates one. When I mean "avoid creating new GC 
roots" I mean "no GC activity at all other than extending 
existing chunks"