IDEs allow you to treat your entire project scope as one big ass open file. You can refactor, autocomplete, click-through, etc. in an entirely natural way that

IDEs allow you to treat your entire project scope as one big ass open file. You can refactor, autocomplete, click-through, etc. in an entirely natural way that text editors cannot do (out-of-the-box). This is a gross oversimplification, but it's how I sold a few of my friends on Jetbrains during their Apocalypse sale :)