128 bit signed and unsigned integer types

[Walter Bright]

bearophile wrote:
> I have already answered something in another post. But instead of
> asking us/yourself if we can use the feature X, why don't you think
> about implementing the features Y and Z that are most useful to
> programmers, like, for example, named arguments (and several other
> things discussed in the past)? I can find many uses for named
> arguments and only one or two for 128-big integral numbers...
> 
> I know the story of the car/horse by Ford, but often the users know
> what they need :-) I may use several things currently absent in D2
> while I have little use of many of the things recently added/modified
> in D2. (for example I may like the idea of vector operations, but so
> far I haven't used them yet in actual programs, while I can think of
> several other things missing still that I can find useful today, that
> are missing still in D2).

Yet in the past, many people asked for vector operations.