[plt-scheme] Paren Paralysis Sufferers Unite

On Oct 29, 2009, at 1:41 PM, John Clements wrote:

> 3) Tangentially related: if you introduce all your () pairs with ESC- 
> (, then you'll never need to type a right paren again. You can  
> highlight an s-expression and hit ESC-(, and you'll wrap the term in  
> parens.  Going whole hog, you can remap your left-paren to perform  
> this operation, and you can get rid of the 'ESC'.

Given than matching brackets are the norm. Why the default requires  
escaping to insert pairs?
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