RacketCon is happening on Saturday, prompting the community to share resources like past conference playlists and discuss the broader Racket programming ecosystem. Readers are highlighting new Racket-based projects, including a prototype language that combines Scheme, Smalltalk, and types, alongside demonstrations of VSCode integrations. The discussion also explores the theoretical implementation of object-oriented programming in Lisp-like languages, referencing SICP's message-passing examples and the equivalence between closures and objects.