Steve Wozniak, co-founder of Apple, has launched his second company called “Efforce” which aims to use crytocurrency and block chain technology to make it cheaper and easier for companies to fund green projects. US energy efficient market is worth USD 250 billion. The company has launched its own crytocurrency called “WOZX”. WOZX began trading publicly on December 3, 2020 and can be used for buying energy-efficienct projects that energy service companies list on their platforms.