Earlier quoted context omitted.
But then again, Apple wasn't a startup at that point. A corporation with millions of customers and a huge fanbase who would buy anything it would produce without even questioning isn't exactly on the same line as a 0-customer startup.
Ok, fair enough. And what about TikTok then?
What does TikTok have to do with it?
It focused on a specific niche in a specific age group in a single country, which led to it expanding exponentially to 100M users in half a year there. Growing after that is a completely different story and not what's being discussed here.