A recent report published by The Next Web revealed that a group of developers found their way around transacting cryptocurrencies with the use of shortwave radios and blockchain technology.
While the use of radios is not so new, having performed the transaction off-grid makes it most unique to date. The transaction was carried out using the Burst blockchain.
Full story on Humble Oracle :
https://humbleoracle.com/2018/09/24/first-ever-off-grid-solar-powered-crypto-payment-a-success/
