42 Application service provider, namely, hosting, managing, developing, and maintaining applications, software, and websites in the fields of data mining, digital currency, digital assets, and blockchain; Design and development of computer hardware and software in the fields of data mining, digital currency, digital assets, and blockchain; Providing a website which features technology that enables users to measure electrical usage, manage digital assets, and engage with data mining, digital currency, and blockchain; Providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Providing temporary use of on-line non-downloadable software for accessing, reading, and tracking information in the fields of data mining, digital currency, digital assets, and blockchain; Software as a service (SAAS) services featuring software for data centers, data mining, and blockchain