original commit: cdb5c9dfdb50f6cb4dab09be11f3f46b81c32d59
original commit: ed4cbb8054f06ef4c92fe11cc375b0275b40f581
The "racket" directory contains a pared-back version of the repository, roughly. The "pkgs" directory everything else in the repository, but organized into packages. original commit: b2ebb0a28bf8136e75cd98316c22fe54c30eacb2