These rules aren't in place to annoy people who have fun with cars, they're a public safety issue. Until OpenPilot is confirmed to be safe enough to be road legal in Europe (I doubt it ever will be).
Having a 1366kg vehicle under complete control of a system with the disclaimer
> THIS IS ALPHA QUALITY SOFTWARE FOR RESEARCH PURPOSES ONLY. THIS IS NOT A PRODUCT. YOU ARE RESPONSIBLE FOR COMPLYING WITH LOCAL LAWS AND REGULATIONS. NO WARRANTY EXPRESSED OR IMPLIED.
with hardware that was cobbled together in a garage somewhere, taking this thing out on the road is pure insanity.
The well maintained highways would be much safer. Not even considering the autopilot.
The people who live in that sparsely populated countryside wouldn't agree with you that the risk seems negligible. To drive on ice (which some of the roads turn into if it rains/wet-snow then gets cold), with experimental technology on country roads sounds like a recipe for the car to end up in someones living-room.