Serial Monitor not working

[maxgerhardt]

@guitarpicva

Adding a few ms to the process for all boards would likely not be an aggravation for those of us who use many different pieces of hardware.

This is already possible with a tiny bit of scripting: Teensy 4.1 Unit Testing Issue - #5 by maxgerhardt

Also see the tiny bit of script at the bottom of Add test start delay option · Issue #3742 · platformio/platformio-core · GitHub that waits for the monitor_port specified in the platformio.ini.