Program Arduino using VSCode/PlatformIO/Ubuntu for Raspberry Pi

Program Arduino Uno using Visual Studio Code + PlatformIO IDE on 64 bit Ubuntu Desktop for Raspberry Pi (Tested on Raspberry Pi 4B/4G) https://helloraspberrypi.blogspot.com/2020/11/program-arduino-using.html

remark:
At 6:15 in the video, a+w is mis-entered, it work as expected. Anyway a+rw is suggested.

source
ubuntu