BLE Tire pressure sensors are great vehicle identification devices. Static MAC adress gives 4 unique keys to a vehicle when actively scanning.

The Invention That Changed the World: How a Small Group of Radar Pioneers Won the Second World War and Launched a Technological Revolution

the story of Alfred Loomis, who was key in radar development:

Tuxedo Park: A Wall Street Tycoon and the Secret Palace of Science That Changed the Course of World War II

debugging actually works.

I thought the ESP3-S3 with USB integrated serial+soft JTAG adapter would be a big step forward

well turns out the situation with openocd/gdb/flaky USB stack/resetting issues after upload is IMO untenable

if you have a lot of time on your hands, every now and then debugging might work

Yes, this is the joy of xtensa.