Helium is a technology company responsible for launching “the People’s Network”, a fully decentralized wireless 5G network based on its own proprietary blockchain technology. The Helium blockchain rewards individuals with an HNT a cryptocurrency used to build up hotspots that give wireless device coverage. This mining technique employs a novel and low-energy proof-of-work mechanism known as "Proof of Coverage," which use radio technology to assess the activity of hotspots. Helium is notable because it has quickly garnered a large number of users – 50,000 at the time of writing – and offers an array of exciting opportunities for expanding internet coverage in developing countries.