[I want the USA back]

1. it must just work.
2. it must be robust.
3. it must be reliable.
4. it should not provide hackers with ways into the system.
Can Microsoft do it?

[SeekAndFind]

I used to work on an operating system that met the above criteria VERY CLOSELY — OpenVMS (used to be owned by DEC, now HP owns it ).

Unfortunately, it isn’t very popular nowadays.