You could mistype the url by a letter or two and hit enter before realizing the mistake. Creating malicious domains that are very close to popular ones is somew

You could mistype the url by a letter or two and hit enter before realizing the mistake. Creating malicious domains that are very close to popular ones is somewhat of a common thing for exactly this reason. If you downloaded and peeked into the script before running it, this would be a lot less likely to happen. There is really no downsides to downloading it, checking it out and then running it other than it not being able to be blindly copy pasted into a terminal.