> It's legal to use if it doesn't transmit on someone else's licensed spectrum

Great then! I only want to listen, to study the performance of the different networks when non-technical limitations are removed.

> No technical reason

Then it's exactly what I thought: protectionism.

I'll try to get my hands on some devices and play with them - or mod existing ones if possible!

> More than anything I want the choice to be able to enable and disable whatever constellations I want and not deal with the bullshit that is Qualcomm's undocumented GNSS receiver firmware

Let's get in touch by email, I want to explore the GNSS firmware to allow "everything and the kitchensync"!