[pg]

Sure, trees are powerful no matter how you delimit them. Most Lisp hackers would be fine with using {}, [], or <> if they had to. What Lisp hackers like is programming in lists, not parens per se.

I don't see what you're trying to claim. Initially you seemed to be saying that you preferred conventional sytax to sexprs. I pointed out that this meant you had to give up macros. You reply that you could use other characters to delimit sexprs. Sure, but so what?