I always assumed racket was built on twobit/larceny.
https://en.m.wikipedia.org/wiki/Larceny_(Scheme_implementati...
https://en.m.wikipedia.org/wiki/Larceny_(Scheme_implementati...
Are you trying to make a (crime) racket/larceny pun? From what I've heard, they named it Racket because a racket is an organized group of schemers.