The idea seems interesting and I remember seeing something similar, even before I knew from the Memex in The Brain that I bought and used fluently for a while, but I stopped doing so, once I found Libre/OSS and realized that I didn’t want to have vital information/functionality hostage in closed source technology.
Do you have any working open source software prototype to evaluate current advancement and implementation? I couldn’t find anything except for the videos explaining the general idea and invitation