Ranges and random numbers -- again

[monarch_dodra]

On Tuesday, 18 June 2013 at 10:16:02 UTC, Joseph Rushton Wakeling 
wrote:
> std.range.Take uses this constructor:
>
>     this(R input) { _original = input; _current = input.save; }

It shouldn't. It is the caller who should chose to (or not to) 
save.