438-byte "Hello, world" Win32 EXE in D

[via Digitalmars-d-announce]

On Sunday, 7 September 2014 at 21:03:17 UTC, Vladimir Panteleev 
wrote:
> The 438-byte "Hello, world" program is achieved using Crinkler, 
> which is a COFF linker with aggressive compression and header 
> optimization. It was created for compressing 4K demos.

Pretty nice! Is the format correct too, or can it break on OS 
upgrades?