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Guide.md: Change download instructions and remove bad info #15204

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20 changes: 7 additions & 13 deletions src/doc/guide.md
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Expand Up @@ -30,12 +30,10 @@ install Rust, but the easiest is to use the the `rustup` script. If you're on
Linux or a Mac, All you need to do is this:

```{ignore}
$ curl -s http://www.rust-lang.org/rustup.sh | sudo sh
$ curl http://www.rust-lang.org/rustup.sh -o rustup.sh
$ sudo sh rustup.sh
```

(If you're concerned about `curl | sudo sh`, please keep reading. Disclaimer
below.)

If you're on Windows, please [download this .exe and run
it](http://static.rust-lang.org/dist/rust-nightly-install.exe).

Expand All @@ -44,7 +42,7 @@ Not every programming language is great for everyone. Just pass an argument to
the script:

```{ignore}
$ curl -s http://www.rust-lang.org/rustup.sh | sudo sh -s -- --uninstall
$ sudo sh rustup.sh --uninstall
```

If you used the Windows installer, just re-run the `.exe` and it will give you
Expand All @@ -54,15 +52,11 @@ You can re-run this script any time you want to update Rust. Which, at this
point, is often. Rust is still pre-1.0, and so people assume that you're using
a very recent Rust.

This brings me to one other point: some people, and somewhat rightfully so, get
very upset when we tell you to `curl | sudo sh`. And they should be! Basically,
when you do this, you are trusting that the good people who maintain Rust
aren't going to hack your computer and do bad things. That's a good instinct!
If you're one of those people, please check out the documentation on [building

If you don't want to use the script to download binaries, you can also [build
Rust from Source](https://github.com/rust-lang/rust#building-from-source), or
[the official binary downloads](http://www.rust-lang.org/install.html). And we
promise that this method will not be the way to install Rust forever: it's just
the easiest way to keep people updated while Rust is in its alpha state.
manually download the [official binaries from Rust's website]
(http://www.rust-lang.org/install.html).

Oh, we should also mention the officially supported platforms:

Expand Down