[RFC] Nestable comments in Algol 68

[Jose E. Marchesi]

Thanks for your comments.

> I support to introduction of nestable comments using braces.  The
> addition of a bold alternative NOTE ... ETON is not a good idea,
> though, just an appeasement to an already bad practice.
> Take the algol68 symmetric CO convention as a warning. Should the 2 letters
> 'CO' should be present in a string in a commented-out section su as:
>
> CO
> CO
> :v

I think you may be right regarding NOTE .. ETON.  As yo usay, I just
added it as a matter of completeness, but it is only enabled in UPPER
stropping.