Providing temporary use of non-downloadable digital media, namely, digital assets, digital collectibles, digital tokens and non-fungible tokens (NFTs); Providing temporary use of non-downloadable virtual goods created with blockchain-based software technology and smart contracts, in the nature of electromechanical controls for use in horticulture and indoor gardening to operate watering systems, control temperatures, control lighting, control humidity, and to control CO2 levels; electromechanical controls used to control lighting; electromechanical controls used to control carbon dioxide levels; electronic timers for controlling electric powered appliances; electromechanical controls for use to control air moving equipment; electromechanical environmental controllers for sensing environmental conditions and operating electrically powered equipment in response thereto; electromechanical controls for use to operate plant watering systems. Providing temporary use of non-downloadable computer software for creating, managing, storing, accessing, sending, receiving, exchanging, validating and selling digital assets, digital collectibles, digital tokens and non-fungible tokens (NFTs)