What is your favorite 20th-century OS version or distribution? Mainframe OSes are fair game.
The main rule is has to be officially unsupported as of January 1, 2000. Rule #2 is you had to actually USE it at least once. No "I heard the Amiga was cool."
I like the Commodore 64 and MacOS 2.0.
If another nation had specifically trained agents in ways to subvert our constitution, and then managed to get these agents embedded into positions throughout the government, would we be afraid? Very afraid!
On the OpenLDAP Project we've taken a lot of flack about having outdated, clunky, badly performing software for a long time, thanks in large part to the obsolete releases that RedHat and other distros bundled in their offerings. People have said that RedHat acquired the old Netscape assets because OpenLDAP wasn't adequate for their needs. Of course, those people have no idea what they're talking about; OpenLDAP slapd was massively refactored in OpenLDAP 2.1 over 6 years ago, yielding a couple
Any sufficiently advanced technology is indistinguishable from a rigged demo.