Comprehensively nerd-sniped today by learning that you can receive C-ITS vehicle telemetry using an ESP32-C5.

I had things I needed to be doing.

And of course there is now flightradar24 for roads https://opentrafficmap.org/

You can learn more (in German) on the wiki https://wiki.opentrafficmap.org/

OpenTrafficMap

@russss Thank you for posting about this - we will bring some receivers with Ethernet and PoE to EMFcamp in July
@peterp oh cool! I will try and say hi!