My Mac Mini M4 is for building the Mac/iOS apps, other than that it's useless as a daily driver. I will patiently wait for Asahi while I use my other computers that can run serious operating systems.
Sure you can
> You can kind of disable communication of TCP/IP but they’ll find alternatives - like low power bluetooth or even lower in the network stack.
No
Yes, I'm exaggerating about the networking. Yes, you can lock it down by turning off all of the devices, but honestly, I'm still not 100% on that. It was a surprise to me after I disabled ethernet and wifi and turned off everything in system settings, and someone passed by with an ios device.
However, if you're an expert - please save me a year of trial and error and point me to the minimal list of services and daemons.