New ask Hacker News story: Ask HN: What's the best CLI installation experience you've ever seen?

Ask HN: What's the best CLI installation experience you've ever seen?
4 by caprock | 6 comments on Hacker News.
Imagine any application, server, or system that requires installation from a command line. It could use shell scripts, custom programs, or whatever. What's the best experience and tooling you've ever seen?