Getting the const-correctness of Object sorted once and for all

[Walter Bright]

On 5/14/2012 12:47 AM, Chris Cain wrote:
> And all this together culminates into a much greater ability to _reason about
> code_.

Exactly. And ditto for the rest of your post - it's spot on.

Being able to reason about code is *intensely* important. All those decorations 
- const, pure, nothrow, out - serve to help that out.