I was reading the post Why Didn't Plan 9 Succeed <https://news.ycombinator.com/item?id=20527650> on Hacker News.
Made me think that Plan 9 for IoT system of systems could be viable. To that end, ESP-32 modules look capable enough to run Plan 9, but is there a Plan 9 C compiler for Xtensa ISA CPUs?
