https://www.amazon.com/gp/aw/d/B0F7LD3BQG https://www.amazon.com/gp/aw/d/B0F7LD3BQG Meshtastic is the name. It works today. Many cities have them. They aren’

https://www.amazon.com/gp/aw/d/B0F7LD3BQG https://www.amazon.com/gp/aw/d/B0F7LD3BQG Meshtastic is the name. It works today. Many cities have them. They aren’t useful in antigovernment scenarios because they are trivial to jam and deny use of.