I have fond memories of setting up a Plan9 installation in 2000-2003 and throughly messing around with it. Really opened my eyes on what “distributed computing”

I have fond memories of setting up a Plan9 installation in 2000-2003 and throughly messing around with it. Really opened my eyes on what “distributed computing” could mean at the architectural level. Their backup soliton (name escapes me) was also very interesting — too many things to mention in a single article. If I’m not mistaken when I ran it they had an older GUI called 9½.