It's for when the good search engine is the site's own page. If I'm working on python and numpy and I want to look up `argsort`, I know I want to search the nu

It's for when the good search engine is the site's own page. If I'm working on python and numpy and I want to look up `argsort`, I know I want to search the numpy page, so !numpy argsort takes me right there. Any kind of web dev is !mdn whatever and I don't have to scroll through a dozen BS tutorials, I just get the specs.