RFC on range design for D2

[Walter Bright]

Walter Bright wrote:
> superdan wrote:
>> u could've stopped readin'. general comments without experience are
>> oxpoop. my mailman could give'em.
> 
> The thing about iterators and collections is that they look so simple, 
> but getting the right design is fiendishly difficult.

And when a correct design is devised, the mark of genius is everyone 
will think it in retrospect to be simple and obvious!