Earlier quoted context omitted.
That's because you (probably) haven't used a modern text editor. If you'd follow either chrome's or firefox's changelog you'd also read about constant progress in optimizing their browser engine and dev tools.
> That's because you (probably) haven't used a modern text editor. Can you provide an example? Because I've worked on > 1MM line projects in IntelliJ with no performance issues, or at least none related to text editing.
... aside from the fact that I can compile some projects faster than it takes just to start up.
If IntelliJ were a car, it'd be gas guzzling SUV with a hole in the gas tank.