Two Questions

[Steve Teale]

On Tuesday, 4 February 2014 at 16:18:24 UTC, Steve Teale wrote:
> Popped into my head today.
>
> What proportion of the D community develops on Linux of some 
> sort, and what proportion works with a 64 bit OS?
>
> And why?

OK, I'm clear about why Linux, but 64 bit I'm less clear about. 
What's the attraction about a system that's a memory hog, but not 
noticeably quicker, and where you have to do cross compilation to 
make applications that are usable by the vast proportion of world 
computer users?