> You have to shield your home from your neighbor's emitters too. And from the police radar surveillance van sitting in the street in front of your house.
In the future, it might be AI who designs better "hardware"/wetware for humans.
If you don't change your mind (no pun intended) but most of humanity does, it sounds like you'll just be left behind, like very old people who don't even know how to use a fixed-line telephone, never mind a smartphone, computer or the internet. Except, perhaps, in a much more profound/extreme manner.
I don't think CoW can be disabled on ZFS... which is fine because VMs and databases pretty well with ZFS, even with CoW (a block size adjustment might be needed, though).
That's what tin foil houses are for, obviously.