I like your dream! An invisible computing system and environment with a range of inputs/interfaces and software to extend the human intellect. You probably mean

I like your dream! An invisible computing system and environment with a range of inputs/interfaces and software to extend the human intellect. You probably mean Dynamicland of Alan Kay and Bret Victor? https://dynamicland.org https://dynamicland.org In contrast, "decentraland" seems like a project involving virtual reality and blockchain/web3 stuff. https://decentraland.org https://decentraland.org "The Screenless Office" was new to me, an intriguing concept. http://screenl.es http://screenl.es It makes me think of screen readers, and how I imagine blind people interact with the computer and navigate the web with auditory feedback instead of visual. > ..if I could build these things out of commodity parts It feels like you might get pretty far with commodity hardware, like microcomputers, sensors, electronic parts and so on. The software side sounds like years of work though. I can picture it as a long-term passion project, growing a personal computing ecosystem.. Your description sparked some imagination for my own take on the vision, involving MIDI keyboards and instruments with knobs, dials, touch screen; and a projector that turns a whole wall into a computing interface. Some microphones and cameras as input devices, parsing hand and body gestures..