[Haskell-cafe] Why were datatype contexts removed instead of "fixing them"?

[Alexander Solla]

On Sun, Apr 28, 2013 at 10:55 AM, gs <voldermort at hotmail.com> wrote:

> Alexander Solla <alex.solla <at> gmail.com> writes:
>
> > I do not support that criterion.  We use theory to ENSURE that no
> real-world code will break.
>
> By theoretical example, I meant something which you would never expect to
> find in use. Perhaps it was a poor choice of wording in an academically
> orientated forum :-)


I understood that much.

The problem is there is no good way to know what code we should "expect".
 Real world code might be "unexpected".  Your criterion amounts to hoping
no real world code breaks.
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