I don't think there is any problem in implementation, but choosing a 
subset of useful features is more important. Any language that want to 
have every feature will surely fail, think about D.

I wish ++ can be added as a binary operator like it is in Haskell, not 
the self-increamental one.

lith wrote:
>> ++ and -- (both prefix and postfix), were they to be added to Ruby, should
>> be implemented as little more than syntactic sugar.
> 
> I find that issue interesting in a slightly different perspective.
> Shouldn't it be possible to implement that operator right in ruby and
> doesn't it point to a shortcoming that there is no way to implement it
> (other than using a decorator).

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