https://randomnerdtutorials.com/installing-the-esp32-board-in-arduino-ide-mac-and-linux-instructions/ https://michaelriedl.com/2021/01/29/pi4-streamlit-install.html https://discuss.streamlit.io/t/raspberry-pi-streamlit/2900/26?page=2
https://discuss.streamlit.io/t/raspberry-pi-streamlit/2900/41?u=randyzwitch
https://discuss.streamlit.io/t/raspberry-pi-streamlit/2900/44?u=randyzwitch
https://michaelriedl.com/2021/01/29/pi4-streamlit-install.html (may be useful)