Just found this version of `loop`: https://planet.racket-lang.org/package-source/jphelps/loop.plt/1/22/loop.html https://planet.racket-lang.org/package-source/j

Just found this version of `loop`: https://planet.racket-lang.org/package-source/jphelps/loop.plt/1/22/loop.html https://planet.racket-lang.org/package-source/jphelps/loop.p... I don't know how its features compares to the real thing.