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On Wed, 2010-02-03 at 19:21 +0000, Tony Finch wrote:

> There's no need for brackets to disambiguate a statement that ends with an
> expression from the subsequent statement, so there wouldn't be any need
> for them if "then" were optional.

'then' is very helpful for the parser. The one in my brain :-)

Seriously, language syntax is mostly designed for the human reader. If
it does not have to be readable we could keep our languages really