Poll: Error message spans

[Malcolm Wallace]

>>> Would you find the extra information useful, or just noise?
>>> i.e. should we show error spans by default?
>>>
>> I certainly wouldn't find it distracting, and I think it could be
>> quite useful in many cases. I vote for turning it on by default.
>
> I agree.

+1.

It is a feature I have always found useful in other tools.  (Although  
ghc does usually quote the entire literal source expression denoted by  
the span, so perhaps the info is slightly redundant.)

Regards,
     Malcolm