Helium (HNT) Plug-and-Play Miners Here are some crypto projects that have launched recently with a physical product that mines their crypto token.
Helium (HNT) Helium (HNT): The Crypto Mined on Network Hotspots Helium (HNT) is a "proof-of-coverage" cryptocurrency project operating a global wireless network intended for internet of things (IoT) devices.