On Feb 22, 2009, at 9:18 PM, Alan Watson wrote:

>>  we should try to rectify the
>> backwards compatibility issues that were introduced in R6RS
>
> The genie is now out of the bottle.
>
> If the R7RS reverts to case-insensitivity, it will be breaking  
> backwards compatibility with the R6RS. So, in order to revert to  
> case-insensitivity, you have to argue that backwards compatibility  
> with the R6RS is not worthwhile. But since backwards compatibility  
> is the most convincing argument for case-insensitivity, you've just  
> blown your case.

Unless you assume, as apparently many have done, that R6RS is a dead  
end that has
not had very wide acceptance, with major implementations stating that  
they would ignore it.


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