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some trivia about spheres on a smaller scale: it made me think of Kugelmugel - when I first seen it, it was still in its original space in Katzelsdorf where I met Edwin Lipburger many years ago -

the guy was as crazy as a loon, but then, are we artists not all a bit crazy? https://en.wikipedia.org/wiki/Kugelmugel

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Didn't know him. But this article shows the unbeatable stupidity of the imbecile bureaucrats in Austria.

haha, yes - in Germany they even made a TV show about this at that time - made the Austrian bureaucracy look really stupid! Too bad his website is no more, because there were video clips about this on it.