Which is better than most people who just say "curl http://shortened.url/ http://shortened.url/ | sudo sh", but inspecting the script doesn't really reveal much

Which is better than most people who just say "curl http://shortened.url/ http://shortened.url/ | sudo sh", but inspecting the script doesn't really reveal much about what actually happens during the install. It basically just says, "We're adding this repo to your system, you'll just have to install heroku-toolbelt and see what happens!"