Thorsten Froehlich wrote:
> 
>>Why not throw the # away completely?
> 
> Because then you could no longer distinguish parse-time processing from
> render-time processing, which would close the door for many possible future
> features.  And it would make parsing infinitly more complex (from a runtime
> complexity perspective).

Not to mention the extreme obfuscation possible:

sphere {
   J J = J + K = 1 - J; 1; K
}

The version you suggested is only slightly better:

sphere {
   J #J = J + #K = 1 - J; 1; K
}

I'd really suggest to have a keyword (like #set) for this purpose.

Christoph

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