usable @nogc Exceptions with Mir Runtime

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On Wednesday, 31 October 2018 at 08:34:08 UTC, 9il wrote:
> The C++ format style is simpler to implement and it is much 
> faster to run.
> D's style came from C and Boost's format. Also, the C++ style 
> is more low level then format strings, so they can be built on 
> top of it.

I think they meant why use the `<<` operator instead of the `~` 
operator?