mesaoptimizer··on Quill OS: An open-source OS for Kobo's eReadersReminds me of Project Oberon: https://news.ycombinator.com/item?id=38892164 and https://news.ycombinator.com/item?id=9847955
mesaoptimizer··on Janet: Lightweight, Expressive, Modern LispAlso see https://janet.guide/ for a good introductory book to Janet.