Not just for PCs, Ubuntu 24.04 supports the Raspberry Pi, bringing a fully-fledged Gnome system to the single-board computer. You can even run x86 apps in an emulator on the Pi 5.
The top dogs in the media server space now face some competition from Jellyfin, a relatively young project that impresses with a number of innovations.
Lua is an interesting Python alternative for small embedded machines that are not sufficiently powerful to run Python scripts. Create Lua socket client/server scripts to send outside temperatures between a Pi and a PS Vita display.