I actually used to work at a wireless ISP, maintaining 50km plus wifi & licensed frequency links. For any kind of distance Bluetooth isn't a great solution. In a more occupied are with a mesh yes, it's more useful. I like the idea, samiz for Android brings the concept to Nostr, plus it can work in a store & forward fashion, combining Bluetooth mesh networks with sneakernet nostr:nprofile1qqszfrv3m6acxyqy4ghuega2n74rntkrfg9sp4pmse94vul56gnul8cpzdmhxue69uhhwmm59e6hg7r09ehkuef0a5wyy5