Yea it isn’t easy to find any specifics on most of the machines, and it’s hard to even figure out which ones have ever had any non-notional progress
But I found these build instructions, with some photos.
https://wiki.opensourceecology.org/wiki/Structural_Power_Cube_Build_Instructions
Until reddit shut off the RSS feeds, Geddit (Android app RSS reader for reddit) was very useful to me.
Allowed following of niche/particular subs without drama
Unfortunately, many of those closely focused, well moderated and useful communities continue to exist only on reddit
But just* as extremist…
Fox Run Mall location was closest to my house.
Was a bit of a haul, but reachable by bicycle for 70s kid
Interesting. Apparently the Geddit app has been abandoned/unmaintained since 2 years … Huh