I wish I could upvote that more. PLAI was awesome. To me, scheme is to lisp what coffeescript is to javascript. More or less. Don't let it intimidate you. Throu

I wish I could upvote that more. PLAI was awesome. To me, scheme is to lisp what coffeescript is to javascript. More or less. Don't let it intimidate you. Throughout the book, you'll see awesome things, like how switching from static to dynamic scope is merely changing a bunch of lines of code. When I finally got my type inferencer working, I was euphoric.