> TypeScript solved those problems, and that's why it has taken off and had a meteoric rise to the point that it's practically synonymous with JavaScript.

It's also backed – nay, pushed – by one of the largest and most successful tech companies in the world. A company that also made a point of releasing a very capable IDE to go along with it. Surely this has had some impact on its meteoric rise? :o)

(Wait – aren't meteors falling?)