Hello, I'd like to contribute some food for thought to this great conversation. Parentheses are not a very memorable logo element. If they are used perhaps they should replace the background circle? Like (R) but smaller and more stylish.
Another way to combine lambda and capital R: http://i.imgur.com/PuGTE.png While trying to refine that sketch I had the idea to extend the stem for a dynamic look, perhaps this would fit better in a circle: http://i.imgur.com/IywqK.png _________________________ Racket Developers list: http://lists.racket-lang.org/dev