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by sn41 3384 days ago
It is a Lisp thing. If you have an editor like emacs with Scheme support, it is possible to format in a way that makes it quite easy to read: in fact, the formatting reveals the AST.

A good explanation is in Chapter 1 of "SICP":

https://mitpress.mit.edu/sicp/full-text/book/book-Z-H-10.htm...