This is absolutely the best news I've had all day. I've been a fierce advocate of proper tail calling since 1999, and I'm incredibly happy to see it gaining tra

This is absolutely the best news I've had all day. I've been a fierce advocate of proper tail calling since 1999, and I'm incredibly happy to see it gaining traction outside of niche functional languages like Racket. Many, many, many thanks to dherman and jorendorff and all of the others who made this happen. Now, off to brag about this to my PL class!