> it’s hard to overstate how much this streamlines _editing_. You can modify code so much faster if you don’t have to worry at all about formatting. Just push code around any which way, cut and paste, type some giant expression into the middle of another one. Then hit Save and move on.
If this is a new discovery for you, it sounds like you missed out on these things we used to call "IDEs" which were pretty popular more than a decade ago.