https://en.wikipedia.org/wiki/Hyperbolic_tree https://en.wikipedia.org/wiki/Hyperbolic_tree has some of the same strengths as this idea. Perhaps it hasn't been

https://en.wikipedia.org/wiki/Hyperbolic_tree https://en.wikipedia.org/wiki/Hyperbolic_tree has some of the same strengths as this idea. Perhaps it hasn't been pursued because it was under patent the whole time when desktop UIs were still evolving.