Collections question

[Kagamin via Digitalmars-d]

On Saturday, 28 November 2015 at 18:43:33 UTC, Adam D. Ruppe 
wrote:
> On Saturday, 28 November 2015 at 18:38:37 UTC, Kagamin wrote:
>> Well... doesn't work: http://dpaste.dzfl.pl/2c69cc3584b8
>
> I don't understand... of course you can't call what is returned 
> by makeEmpty.

Recently someone complained that it was a mistake to use round 
braces for template syntax. I noticed it too, that sometimes it's 
hard to tell where's template instantiation and where is function 
invocation.