rolo wrote:
> Hi
> 
> As far as I understand Symbols are interned Strings. Why have a different
> Symbol class? Any advantages?

I would say it's a matter of efficiency in time and space, and maybe
a small psychological gain.

Note that:
1. Symbols are immutable
2. Only one instance of a given Symbol ever exists
3. I think they're stored specially, but I'm not sure of
    the details

I had a fourth point, but I lost it. :)

Hal