There have been a handful of before-and-after moments in the modern technology era. Everything was one way, and then just like that, it was suddenly obvious it would never be like that again. Netscape showed the world the internet; Facebook made that internet personal; the iPhone made plain how the mobile era would take over. There are others — there’s a dating-app moment in there somewhere, and Netflix starting to stream movies might qualify, too — but not many.
ChatGPT, which OpenAI…