I selfhost searxng. It's good enough even if it's just a meta-search (but at least removes AI generated answers).
I've looked at yacy (https://yacy.net/) some time ago. Nice concept but I had technical limitations at my side to properly peer with others. Maybe I'll try again as I resolved them.
Hum, why would CB radios still work? It would fry any kind of equipment with wires. In 19th century when that big flare event happened the telegraph lines caught fire. Anything with a filament inside would fry.
Damn now I want to see a pink one driven by a catgirl and the logo flipped to say "awr".